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Item 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA

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Item 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors and Stockholders

A. O. Smith Corporation

We have audited the accompanying consolidated balance sheets of A. O. Smith Corporation as of December 31, 2015 and 2014, and the related consolidated statements of earnings, comprehensive earnings, stockholders’ equity and cash flows for each of the three years in the period ended December 31, 2015. Our audits also included the financial statement schedule listed in the index at Item 15(a). These financial statements and schedule are the responsibility of the company’s management. Our responsibility is to express an opinion on these financial statements and schedule based on our audits.

We conducted our audits in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement. An audit includes examining, on a test basis, evidence supporting the amounts and disclosures in the financial statements. An audit also includes assessing the accounting principles used and significant estimates made by management, as well as evaluating the overall financial statement presentation. We believe that our audits provide a reasonable basis for our opinion.

In our opinion, the financial statements referred to above present fairly, in all material respects, the consolidated financial position of A. O. Smith Corporation at December 31, 2015 and 2014, and the consolidated results of its operations and its cash flows for each of the three years in the period ended December 31, 2015, in conformity with U.S. generally accepted accounting principles. Also, in our opinion, the related financial statement schedule, when considered in relation to the basic financial statements taken as a whole, presents fairly in all material respects the information set forth therein.

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States), A. O. Smith Corporation’s internal control over financial reporting as of December 31, 2015, based on criteria established in Internal Control - Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (2013 framework) and our report dated February 17, 2016 expressed an unqualified opinion thereon.

Ernst & Young LLP

Milwaukee, Wisconsin

February 17, 2016

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CONSOLIDATED BALANCE SHEETS

December 31 (dollars in millions)
20152014
Assets
Current Assets
Cash and cash equivalents$323.6$319.4
Marketable securities321.6222.5
Receivables501.4475.4
Inventories222.9208.3
Deferred income taxes39.940.5
Other current assets45.952.9
Total Current Assets1,455.31,319.0
Net property, plant and equipment442.7427.7
Goodwill420.9428.8
Other intangibles291.0308.5
Other assets36.631.3
Total Assets$2,646.5$2,515.3
Liabilities
Current Liabilities
Trade payables$424.9$393.8
Accrued payroll and benefits81.570.3
Accrued liabilities90.285.1
Product warranties43.742.3
Long-term debt due within one year12.913.7
Total Current Liabilities653.2605.2
Long-term debt236.1210.1
Deferred income taxes21.321.4
Product warranties95.693.9
Post-retirement benefit obligation6.29.6
Pension liabilities134.2133.1
Other liabilities57.660.7
Total Liabilities1,204.21,134.0
Commitments and contingencies——
Stockholders’ Equity
Preferred Stock——
Class A Common Stock (shares issued 13,186,698 and 13,220,470)65.966.1
Common Stock (shares issued 82,167,098 and 82,133,326)82.282.1
Capital in excess of par value617.4600.1
Retained earnings1,350.71,135.5
Accumulated other comprehensive loss(313.4)(272.0)
Treasury stock at cost(360.5)(230.5)
Total Stockholders’ Equity1,442.31,381.3
Total Liabilities and Stockholders’ Equity$2,646.5$2,515.3

See accompanying notes which are an integral part of these statements.

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CONSOLIDATED STATEMENT OF EARNINGS

Years ended December 31 (dollars in millions, except per share amounts)
201520142013
Continuing Operations
Net sales$2,536.5$2,356.0$2,153.8
Cost of products sold1,526.71,496.71,380.0
Gross profit1,009.8859.3773.8
Selling, general and administrative expenses610.7572.1524.5
Restructuring, impairment and settlement expenses – net——11.0
Interest expense7.45.75.7
Other income - net(10.8)(5.2)(3.8)
Earnings before provision for income taxes402.5286.7236.4
Provision for income taxes119.678.966.7
Net Earnings$282.9$207.8$169.7
Net Earnings Per Share of Common Stock$3.19$2.30$1.84
Diluted Net Earnings Per Share of Common Stock$3.16$2.28$1.83

CONSOLIDATED STATEMENT OF COMPREHENSIVE EARNINGS

Years ended December 31 (dollars in millions)
201520142013
Net Earnings$282.9$207.8$169.7
Other comprehensive (loss) earnings
Foreign currency translation adjustments(42.7)(16.6)0.4
Unrealized net gain (loss) on cash flow derivative instruments, less related income tax (provision) benefit of $(0.2) in 2015, $0.1 in 2014 and $(0.2) in 20130.3(0.1)0.3
Change in pension liability less related income tax provision of $(0.5) in 2015, $(1.0) in 2014 and $(39.7) in 20131.03.860.7
Comprehensive Earnings$241.5$194.9$231.1

See accompanying notes which are an integral part of these statements.

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CONSOLIDATED STATEMENT OF CASH FLOWS

Years ended December 31 (dollars in millions)
201520142013
Operating Activities
Net earnings$282.9$207.8$169.7
Adjustments to reconcile earnings from continuing operations to cash provided by operating activities:
Depreciation and amortization63.059.859.7
Pension expense0.128.627.9
Stock based compensation expense8.810.810.5
Loss on disposal of assets0.60.10.2
Net changes in operating assets and liabilities, net of acquisitions:
Current assets and liabilities10.1(38.1)20.5
Noncurrent assets and liabilities(19.9)(3.3)(6.3)
Cash Provided by Operating Activities – continuing operations345.6265.7282.2
Cash Used in Operating Activities – discontinued operations(1.2)(1.8)(2.6)
Cash Provided by Operating Activities344.4263.9279.6
Investing Activities
Acquisition of business——(4.0)
Investments in marketable securities(428.8)(321.9)(132.7)
Proceeds from sale of marketable securities315.4202.0226.2
Capital expenditures(72.7)(86.1)(97.7)
Cash Used in Investing Activities(186.1)(206.0)(8.2)
Financing Activities
Long-term term debt incurred (repaid)61.7(13.9)(20.3)
Long-term debt (repaid) incurred(33.6)48.1(31.2)
Common stock repurchases(128.1)(103.8)(73.7)
Net proceeds from stock option activity13.74.810.2
Dividends paid(67.8)(54.4)(42.6)
Cash Used in Financing Activities(154.1)(119.2)(157.6)
Net increase (decrease) in cash and cash equivalents4.2(61.3)113.8
Cash and cash equivalents-beginning of year319.4380.7266.9
Cash and Cash Equivalents-End of Year$323.6$319.4$380.7

See accompanying notes which are an integral part of these statements.

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CONSOLIDATED STATEMENT OF STOCKHOLDERS’ EQUITY

Years ended December 31 (dollars in millions)
201520142013
Class A Common Stock
Balance at the beginning of the year$66.1$66.4$66.5
Conversion of Class A Common Stock(0.2)(0.3)(0.1)
Balance at the end of the year$65.9$66.1$66.4
Common Stock
Balance at the beginning of the year$82.1$82.1$82.1
Conversion of Class A Common Stock0.1——
Balance at the end of the year$82.2$82.1$82.1
Capital in Excess of Par Value
Balance at the beginning of the year$600.1$589.7$580.5
Conversion of Class A Common Stock0.10.30.1
Issuance of share units(4.2)(5.1)(5.1)
Vesting of share units(3.2)(3.1)(3.0)
Stock based compensation expense8.110.39.8
Exercises of stock options1.1(0.3)(3.0)
Tax benefit from exercises of stock options and vesting of share units10.42.44.8
Stock incentives and directors’ compensation5.05.95.6
Balance at the end of the year$617.4$600.1$589.7
Retained Earnings
Balance at the beginning of the year$1,135.5$982.2$855.1
Net earnings282.9207.8169.7
Cash dividends on stock(67.7)(54.5)(42.6)
Balance at the end of the year$1,350.7$1,135.5$982.2
Accumulated Other Comprehensive Loss
Balance at the beginning of the year$(272.0)$(259.1)$(320.5)
Foreign currency translation adjustments(42.7)(16.6)0.4
Unrealized net gain (loss) on cash flow derivative instruments, less related income tax (provision) benefit of $(0.2) in 2015, $0.1 in 2014 and $(0.2) in 20130.3(0.1)0.3
Change in pension liability less related income tax provision of $(0.5) in 2015, $(1.0) in 2014 and $(39.7) in 20131.03.860.7
Balance at the end of the year$(313.4)$(272.0)$(259.1)
Treasury Stock
Balance at the beginning of the year$(230.5)$(132.6)$(69.6)
Exercise of stock options, net of 209,377, 5,846 and 29,126 shares surrendered as proceeds and to pay taxes in 2015, 2014 and 2013, respectively(5.2)2.67.5
Stock incentives and directors’ compensation0.10.20.2
Shares repurchased(128.1)(103.8)(73.7)
Vesting of share units3.23.13.0
Balance at the end of the year$(360.5)$(230.5)$(132.6)
Total Stockholders’ Equity$1,442.3$1,381.3$1,328.7

See accompanying notes which are an integral part of these statements

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS

1.Organization and Significant Accounting Policies

Organization. A. O. Smith Corporation (A. O. Smith or the Company) is comprised of two reporting segments: North America and Rest of World. The Rest of World segment is primarily comprised of China, Europe and India. Both segments manufacture and market comprehensive lines of residential and commercial gas, gas tankless and electric water heaters. Both segments primarily manufacture and market in their respective regions of the world. The North America segment also manufactures and globally markets specialty commercial water heating equipment, condensing and non-condensing boilers and water system tanks. Primarily for Asia, the Rest of World segment also manufactures and markets water treatment products. The Company also markets in-home air purification products in China.

Consolidation. The consolidated financial statements include the accounts of the Company and its wholly owned subsidiaries after elimination of intercompany transactions.

Except when otherwise indicated, amounts reflected in the financial statements or the notes thereto relate to the Company’s continuing operations.

Use of estimates. The preparation of financial statements in conformity with accounting principles generally accepted in the United States (U.S.) requires management to make estimates and assumptions that affect the amounts reported in the accompanying financial statements and notes. Actual results could differ from those estimates.

Fair value of financial instruments. The carrying amounts of cash, cash equivalents, marketable securities, receivables, floating rate debt and trade payables approximated fair value as of December 31, 2015 and 2014, due to the short maturities or frequent rate resets of these instruments. The fair value of term notes with insurance companies was approximately $104.4 million as of December 31, 2015 compared with the carrying amount of $102.0 million for the same date. The fair value of term notes with insurance companies was approximately $45.5 million as of December 31, 2014 compared with the carrying amount of $43.3 million for the same date. The fair value is estimated based on current rates offered for debt with similar maturities.

Foreign currency translation. For all subsidiaries outside the U.S., with the exception of its Mexican operation and its Dutch non-operating companies, the Company uses the local currency as the functional currency. For those operations using a functional currency other than the U.S. dollar, assets and liabilities are translated into U.S. dollars at year-end exchange rates, and revenues and expenses are translated at weighted-average exchange rates. The resulting translation adjustments are recorded as a separate component of stockholders’ equity. The Mexican operation and the Dutch non-operating companies use the U.S. dollar as the functional currency. Gains and losses from foreign currency transactions are included in net earnings and were not significant in 2015, 2014 or 2013.

Cash and cash equivalents. The Company considers all highly liquid investments with a maturity of three months or less when purchased to be cash equivalents.

Marketable securities. The Company considers all highly liquid investments with maturities greater than 90 days when purchased to be marketable securities. At December 31, 2015, the Company’s marketable securities consisted of bank time deposits with original maturities ranging from 180 days to 12 months and are primarily located at investment grade rated banks in China.

Inventory valuation. Inventories are carried at lower of cost or market. Cost is determined on the last-in, first-out (LIFO) method for a majority of the Company’s domestic inventories, which comprise 66 percent and 63 percent of the Company’s total inventory at December 31, 2015 and 2014, respectively. Inventories of foreign subsidiaries, the remaining domestic inventories and supplies are determined using the first-in, first-out (FIFO) method.

Property, plant and equipment. Property, plant and equipment are stated at cost. Depreciation is computed primarily by the straight-line method. The estimated service lives used to compute depreciation are generally 25 to 50 years for buildings, three to 20 years for equipment and three to 15 years for software. Maintenance and repair costs are expensed as incurred.

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1.Organization and Significant Accounting Policies (continued)

Goodwill and other intangibles. Goodwill and indefinite-lived intangible assets are not amortized but are reviewed for impairment on an annual basis. Separable intangible assets, primarily comprised of customer relationships, that are not deemed to have an indefinite life are amortized on a straight-line basis over their estimated useful lives which range from ten to 25 years.

Impairment of long-lived and amortizable intangible assets. Property, plant and equipment and intangible assets subject to amortization are reviewed for impairment whenever events or changes in circumstances indicate that the carrying amount may not be recoverable. If the sum of the expected undiscounted cash flows is less than the carrying value of the related asset or group of assets, a loss is recognized for the difference between the fair value and carrying value of the asset or group of assets. Such analyses necessarily involve significant judgment.

Product warranties. The Company’s products carry warranties that generally range from one to ten years and are based on terms that are consistent with the market. The Company records a liability for the expected cost of warranty-related claims at the time of sale. The allocation of the warranty liability between current and long-term is based on expected warranty claims to be paid in the next year as determined by historical product failure rates.

The following table presents the Company’s product warranty liability activity in 2015 and 2014:

Years ended December 31 (dollars in millions)20152014
Balance at beginning of year$136.2$136.6
Expense62.862.2
Claims settled(59.7)(62.6)
Balance at end of year$139.3$136.2

Derivative instruments. The Company utilizes certain derivative instruments to enhance its ability to manage currency as well as raw materials price risk. The Company does not enter into contracts for speculative purposes. The fair values of all derivatives are recorded in the consolidated balance sheets. The change in a derivative’s fair value is recorded each period in current earnings or accumulated other comprehensive loss (AOCI), depending on whether the derivative is designated as part of a hedge transaction and if so, the type of hedge transaction. See Note 12, “Derivative Instruments” of the notes to consolidated financial statements for disclosure of the Company’s derivative instruments and hedging activities.

Fair Value Measurements. Accounting Standard Codification **(**ASC) 820 Fair Value Measurements, among other things, defines fair value, establishes a consistent framework for measuring fair value and expands disclosure for each major asset and liability category measured at fair value on either a recurring basis or nonrecurring basis. ASC 820 clarifies that fair value is an exit price, representing the amount that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants. As such, fair value is a market-based measurement that should be determined based on assumptions that market participants would use in pricing an asset or liability. As a basis for considering such assumptions, ASC 820 establishes a three-tier fair value hierarchy, which prioritizes the inputs used in measuring fair value as follows: (Level 1) observable inputs such as quoted prices in active markets; (Level 2) inputs, other than the quoted prices in active markets, that are observable either directly or indirectly; and (Level 3) unobservable inputs in which there is little or no market data, which require the reporting entity to develop its own assumptions.

Assets and liabilities measured at fair value are based on the market approach which are prices and other relevant information generated by market transactions involving identical or comparable assets or liabilities.

Assets measured at fair value on a recurring basis are as follows (dollars in millions):

Fair Value Measurement UsingDecember 31, 2015December 31, 2014
Quoted prices in active markets for identical assets (Level 1)$323.9$224.1
Significant other observable inputs (Level 2)(0.3)(0.2)
Total assets measured at fair value$323.6$223.9

There were no changes in the valuation techniques used to measure fair values on a recurring basis.

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1.Organization and Significant Accounting Policies (continued)

Revenue recognition. The Company recognizes revenue upon transfer of title, which occurs upon shipment of the product to the customer except for certain export sales where transfer of title occurs when the product reaches the customer destination.

Contracts and customer purchase orders are used to determine the existence of a sales arrangement. Shipping documents are used to verify shipment. The Company assesses whether the selling price is fixed or determinable based upon the payment terms associated with the transaction and whether the sales price is subject to refund or adjustment. The Company assesses collectability based on the creditworthiness of the customer as determined by credit checks and analysis, as well as the customer’s payment history. The allowance for doubtful accounts was $6.0 million and $3.7 million at December 31, 2015 and 2014, respectively.

Reserves for customer returns for defective product are based on historical experience with similar types of sales. Accruals for rebates and incentives are based on pricing agreements and are tied to sales volume. Changes in such accruals may be required if future returns differ from historical experience or if actual sales volume differs from estimated sales volume. Rebates and incentives are recognized as a reduction of sales.

Shipping and handling costs billed to customers are included in net sales and the related costs are included in cost of products sold.

Advertising. The majority of advertising costs are charged to operations as incurred and amounted to $102.2 million, $94.0 million and $78.0 million during 2015, 2014 and 2013, respectively. Included in total advertising costs are expenses associated with store displays for water heater and water treatment products in China that are amortized over 12 to 24 months which totaled $27.4 million, $22.6 million and $17.9 million during 2015, 2014 and 2013, respectively.

Research and development. Research and development costs are charged to operations as incurred and amounted to $73.7 million, $67.9 million and $57.8 million during 2015, 2014 and 2013, respectively.

Environmental costs. The Company accrues for costs associated with environmental obligations when such costs are probable and reasonably estimable. Costs of estimated future expenditures are not discounted to their present value. Recoveries of environmental costs from other parties are recorded as assets when their receipt is considered probable. The accruals are adjusted as facts and circumstances change.

Stock-based compensation. The Company follows ASC 718 Compensation - Stock Compensation. Compensation cost is recognized using the straight-line method over the vesting period of the award. ASC 718 also requires the benefits of tax deductions in excess of recognized compensation cost to be reported as a financing cash flow. Excess tax deductions of $10.4 million, $2.4 million and $4.8 million were recognized as cash flows provided by financing activities in 2015, 2014 and 2013, respectively.

Income taxes. The provision for income taxes is computed using the asset and liability method, in accordance with ASC 740 Income Taxes, under which deferred tax assets and liabilities are recognized for the expected future tax consequences of temporary differences between the financial reporting and tax bases of assets and liabilities and for operating losses and tax credit carryforwards. Deferred tax assets and liabilities are measured using the currently enacted tax rates that apply to taxable income in effect for the years in which those tax assets are expected to be realized or settled. The Company records a valuation allowance to reduce deferred tax assets to the amount that is believed more likely than not to be realized.

The Company recognizes the tax benefit from an uncertain tax position only if it is more likely than not the tax position will be sustained on examination by the taxing authorities, based on the technical merits of the position. The tax benefits recognized in the financial statements from such positions are then measured based on the largest benefit that has a greater than 50 percent likelihood of being realized upon settlement.

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1.Organization and Significant Accounting Policies (continued)

Earnings per share of common stock. The Company is not required to use the two-class method of calculating earnings per share since its Class A Common Stock and Common Stock have equal dividend rights. The numerator for the calculation of basic and diluted earnings per share is net earnings. The following table sets forth the computation of basic and diluted weighted-average shares used in the earnings per share calculations:

201520142013
Denominator for basic earnings per share - weighted-average shares outstanding88,811,14090,293,50492,118,153
Effect of dilutive stock options, restricted stock and share units693,450693,477669,517
Denominator for diluted earnings per share89,504,59090,986,98192,787,670

On April 15, 2013, the Company’s stockholders approved a proposal to increase the Company’s authorized shares of Common Stock and the Company’s Board of Directors declared a two-for-one stock split of the Company’s Class A Common Stock and Common Stock (including treasury shares) in the form of a 100 percent stock dividend to stockholders of record on April 30, 2013 and payable on May 15, 2013. All references in the financial statements and footnotes to the number of shares outstanding, price per share, per share amounts and stock based compensation data have been recast to reflect the split for all periods presented.

Reclassifications. Certain amounts from prior years have been reclassified to conform with current year presentation.

Recent Accounting Pronouncements

In November 2015, the Financial Accounting Standards Board (FASB) amended Accounting Standard Codification (ASC) 740, Income Taxes (issued under Accounting Standards No. (ASN) 2015-17). This amendment requires that deferred tax assets and liabilities be classified as noncurrent in the statement of financial position. The amendment is effective for periods beginning January 1, 2016 and allows for either prospective adoption or retrospective adoption. The Company expects the adoption of amended ASC 740 to impact the classification of deferred taxes on the Company’s consolidated balance sheet.

In April 2015, the FASB amended ASC 835-30, Interest - Imputation of Interest (issued under ASN 2015-03). This amendment to ASC 835-30 requires that debt issuance costs related to a recognized debt liability be presented in the balance sheet as a direct deduction from the carrying amount of that debt liability, consistent with debt discounts. The recognition and measurement guidance for debt issuance costs is not affected by this amendment. The amendment is effective for periods beginning January 1, 2016 and requires using a retrospective approach. The Company does not expect the adoption of amended ASC 835-30 to have a material impact on the Company’s consolidated balance sheet.

In May 2014, the FASB issued ASC 606-10, Revenue from Contracts with Customers (issued under ASN. 2014-09). ASC 606-10 will replace all existing revenue recognition guidance when effective. On July 9, 2015, the FASB approved a one year deferral of the effective date, with application permitted as of the original effective date, or periods beginning January 1, 2017. Either full retrospective adoption or modified retrospective adoption is allowed under ASC 606-10. The Company is in the process of determining whether the adoption of ASC 606-10 will have an impact on the Company’s consolidated financial condition, results of operations or cash flows.

2.Acquisition

On February 14, 2013, the Company acquired 100 percent of the shares of MiM Isitma Sogutma Havalandirma ve Aritma Sistemleri San. Tic. A.S. (MiM), a privately-held Turkish water treatment company. The addition of MiM expanded the Company’s product offerings and gave the Company access to Eastern Europe and the Black Sea region water treatment markets. MiM is included in the Rest of World segment.

The Company paid an aggregate cash purchase price of $4.0 million, net of cash received of $1.9 million. In addition, the Company assumed debt of $1.7 million and recorded contingent consideration of $1.1 million, the fair value of the contingent payment due to the former owners of MiM if certain targets are met for growth in sales, gross profits and operating profits through 2017.

The fair value of the purchase price resulted in an allocation to acquired intangible assets totaling $4.3 million of which $2.4 million was assigned to customer lists which are being amortized over ten years.

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2.Acquisition (continued)

MiM’s results of operations have been included in the Company’s financial statements from February 14, 2013, the date of acquisition. Revenues and pre-tax results associated with MiM included in results of operations for the year ended December 31, 2013 were not material to the Company’s net sales or pre-tax earnings.

3.Restructuring, Impairment and Settlement Income

On March 28, 2013, the Company announced the move of manufacturing operations from its Fergus, Ontario facility to other North American facilities. In 2013, the Company recognized $22.0 million of pre-tax restructuring and impairment expenses, comprised of impairment charges related to long-lived assets totaling $9.2 million, severance costs of $7.5 million, equipment relocation costs of $2.9 million and inventory obsolescence costs totaling $2.4 million, as well as a corresponding $5.6 million income tax benefit related to the expenses related to this move. The majority of the consolidation of operations occurred in the second quarter of 2013.

On March 11, 2013, the Company entered into a settlement agreement with a former supplier of a North American subsidiary regarding previous overcharges and warranty costs. The terms of the settlement agreement resulted in an $11.0 million cash payment to the Company, a pre-tax gain of $11.0 million and $4.2 million of income tax expense.

The restructuring, impairment and settlement income activities are included in the Company’s North America segment.

4.Statement of Cash Flows

Supplemental cash flow information is as follows:

Years ended December 31 (dollars in millions)201520142013
Net change in current assets and liabilities, net of acquisitions:
Receivables$(25.9)$(16.8)$(32.3)
Inventories(14.7)(14.9)(28.5)
Other current assets(4.6)(7.7)(7.5)
Trade payables31.06.958.0
Accrued liabilities, including payroll and benefits12.52.129.4
Income taxes payable11.8(7.7)1.4
$10.1$(38.1)$20.5
5.Inventories
December 31 (dollars in millions)20152014
Finished products$85.7$100.2
Work in process13.410.7
Raw materials139.6121.3
Inventories, at FIFO cost238.7232.2
LIFO reserve(15.8)(23.9)
$222.9$208.3

The Company recognized after-tax LIFO expense (income) of $1.1 million, $(0.1) million and $0.1 million in 2015, 2014 and 2013, respectively.

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6.Property, Plant and Equipment
December 31 (dollars in millions)20152014
Land$10.8$11.2
Buildings237.9230.6
Equipment530.9504.5
Software87.269.6
866.8815.9
Less accumulated depreciation and amortization424.1388.2
$442.7$427.7
7.Goodwill and Other Intangible Assets

Changes in the carrying amount of goodwill during the years ended December 31, 2015 and 2014 consisted of the following:

(dollars in millions)North AmericaRest of WorldTotal
Balance at December 31, 2013$372.9$60.6$433.5
Currency translation adjustment(4.4)(0.3)(4.7)
Balance at December 31, 2014368.560.3428.8
Currency translation adjustment(7.5)(0.4)(7.9)
Balance at December 31, 2015$361.0$59.9$420.9

The carrying amount of other intangible assets consisted of the following:

20152014
December 31 (dollars in millions)Gross Carrying AmountAccumulated AmortizationNetGross Carrying AmountAccumulated AmortizationNet
Amortizable intangible assets
Patents$6.6$(5.3)$1.3$6.7$(5.0)$1.7
Customer lists231.6(83.1)148.5232.3(69.2)163.1
Total amortizable intangible assets238.2(88.4)149.8239.0(74.2)164.8
Indefinite-lived intangible assets
Trade names141.2—141.2143.7—143.7
Total intangible assets$379.4$(88.4)$291.0$382.7$(74.2)$308.5

Amortization expenses of other intangible assets of $14.2 million, $14.3 million, and $14.4 million were recorded in 2015, 2014 and 2013, respectively. In the future, excluding the impact of any future acquisitions, the Company expects amortization expense of approximately $14.3 million annually and the intangible assets will be amortized over a weighted average period of 14 years.

The Company concluded that no goodwill impairment existed at the time of the annual impairment tests which were performed in the fourth quarters of 2015, 2014 and 2013. No impairments of other intangible assets were recorded in 2015, 2014 and 2013.

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8.Debt and Lease Commitments
December 31 (dollars in millions)20152014
Bank credit lines, average year-end interest rates of 1.3% for 2015 and 2.7% for 2014$10.2$8.0
Revolving credit agreement borrowings, average year-end interest rates of 1.5% for 2015 and 1.3% for 201480.0130.0
Commercial paper, average year-end interest rates of 1.1% for 2015 and 201456.842.5
Term notes with insurance companies, expiring through 2030, average year-end interest rates of 3.9% for 2015 and 6.1% for 201489.022.6
Canadian term notes with insurance companies, expiring through 2018, average year-end interest rates of 5.3% for 2015 and 201413.020.7
249.0223.8
Less long-term debt due within one year12.913.7
Long-term debt$236.1$210.1

On January 15, 2015, the Company issued $75 million in term notes to an insurance company. Principal payments commence in 2020 and the notes mature in 2030. The notes have an interest rate of 3.52 percent. The proceeds of the notes were used to pay down borrowings under the Company’s revolving credit facility.

The Company has a $400 million multi-year multi-currency revolving credit agreement with a group of eight banks, which expires on December 12, 2017. The facility has an accordion provision which allows it to be increased up to $500 million if certain conditions (including lender approval) are satisfied. Borrowings under the Company’s bank credit lines and commercial paper borrowings are supported by the revolving credit agreement. As a result of the long-term nature of this facility, the commercial paper and credit line borrowings are classified as long-term debt at December 31, 2015 and 2014. At its option, the Company either maintains cash balances or pays fees for bank credit and services.

Scheduled maturities of long-term debt within each of the five years subsequent to December 31, 2015 are as follows:

Years ending December 31 (dollars in millions)Amount
2016$12.9
2017154.0
20187.1
2019—
20206.8

Future minimum payments under non-cancelable operating leases relating mostly to office, manufacturing and warehouse facilities total $39.5 million and are due as follows:

Years ending December 31 (dollars in millions)Amount
2016$19.7
20174.3
20183.8
20192.7
20201.8
Thereafter7.2

Rent expense, including payments under operating leases, was $28.8 million, $24.3 million and $20.7 million in 2015, 2014 and 2013, respectively.

Interest paid by the Company was $6.4 million, $5.8 million and $5.9 million in 2015, 2014 and 2013, respectively. The Company capitalized interest expense of $0.2 million and $0.4 million in 2015 and 2014, respectively.

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9.Stockholders’ Equity

The Company’s authorized capital consists of three million shares of Preferred Stock $1 par value, 14 million shares of Class A Common Stock $5 par value, and 120 million shares of Common Stock $1 par value. The Common Stock has equal dividend rights with Class A Common Stock and is entitled, as a class, to elect one-third of the Board of Directors and has 1/10th vote per share on all other matters. Class A Common Stock is convertible to Common Stock on a one for one basis.

There were 135,088 shares during 2015, 272,184 shares during 2014 and 85,792 shares during 2013, of Class A Common Stock converted into Common Stock. Regular dividends paid on the A. O. Smith Corporation Class A Common Stock and Common Stock amounted to $0.76, $0.60 and $0.46 per share in 2015, 2014 and 2013, respectively.

In 2013, the Company’s Board of Directors approved adding 2,000,000 shares of Common Stock to an existing discretionary share repurchase authority. In 2014, the Company’s Board of Directors authorized the purchase of an additional 3,500,000 shares of the Company’s Common Stock. In 2015, the Company’s Board of Directors authorized the purchase of an additional 2,000,000 shares of the Company’s Common Stock. Under the share repurchase program, the Company’s Common Stock may be purchased through a combination of a Rule 10b5-1 automatic trading plan and discretionary purchases in accordance with applicable securities laws. The number of shares purchased and the timing of the purchase will depend on a number of factors, including share price, trading volume and general market conditions, as well as on working capital requirements, general business conditions and other factors, including alternative investment opportunities. The share repurchase authorization remains effective until terminated by the Board of Directors which may occur at any time, subject to the parameters of any Rule 10b5-1 automatic trading plan that the Company may then have in effect. In 2015, the Company purchased 1,908,237 shares at a total cost of $128.1 million. As of December 31, 2015, there were 2,589,756 shares remaining on the existing repurchase authorization. In 2014, the Company purchased 2,154,783 shares at a cost of $103.8 million. In 2013, the Company purchased 1,771,066 shares at a cost of $73.7 million.

At December 31, 2015, a total of 65,190 and 7,340,173 shares of Class A Common Stock and Common Stock, respectively, were held as treasury stock. At December 31, 2014, a total of 65,190 and 5,889,073 shares of Class A Common Stock and Common Stock, respectively, were held as treasury stock.

Accumulated other comprehensive loss is as follows:

December 31 (dollars in millions)20152014
Cumulative foreign currency translation adjustments$(39.4)$3.3
Unrealized net gain on cash flow derivative instruments less related income tax provision of $(0.8) in 2015 and $(0.5) in 20141.20.9
Pension liability less related income tax benefit of $177.7 in 2015 and $178.2 in 2014(275.2)(276.2)
$(313.4)$(272.0)
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9.Stockholders’ Equity (continued)

Changes to accumulated other comprehensive loss by component are as follows:

Year ended December 31,
20152014
Cumulative foreign currency translation
Balance at beginning of period$3.3$19.9
Other comprehensive loss before reclassifications(42.7)(16.6)
Balance at end of period(39.4)3.3
Unrealized net gain on cash flow derivatives
Balance at beginning of period0.91.0
Other comprehensive earnings before reclassifications3.72.0
Realized gains on derivatives reclassified to cost of products sold (net of tax provision of $2.3 and $1.3 in 2015 and 2014, respectively)(1)(3.4)(2.1)
Balance at end of period1.20.9
Pension liability
Balance at beginning of period(276.2)(280.0)
Other comprehensive loss before reclassifications(9.6)(17.0)
Amounts reclassified from accumulated other comprehensive loss (1)10.620.8
Balance at end of period(275.2)(276.2)
Total accumulated other comprehensive loss, end of period$(313.4)$(272.0)
(1) Amounts reclassified from accumulated other comprehensive loss:
Realized gains on derivatives reclassified to cost of products sold(5.7)(3.4)
Tax provision2.31.3
Reclassification net of tax$(3.4)$(2.1)
Amortization of pension items:
Actuarial losses$19.0(2)$34.8(2)
Prior year service cost(1.4)(2)(1.0)(2)
17.633.8
Tax benefit(7.0)(13.0)
Reclassification net of tax$10.6$20.8
(2)These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost. See Note 11 - Pensions and Other Post-retirement Benefits for additional details
10.Stock Based Compensation

The Company adopted the A. O. Smith Combined Incentive Compensation Plan (the “Plan”) effective January 1, 2007. The Plan was reapproved on April 16, 2012. The Plan is a continuation of the A. O. Smith Combined Executive Incentive Compensation Plan which was originally approved by shareholders in 2002. The number of shares available for granting of options or share units at December 31, 2015, was 1,994,172. Upon stock option exercise or share unit vesting, shares are issued from treasury stock.

Total stock based compensation expense recognized in 2015, 2014 and 2013 was $8.8 million, $10.8 million and $10.5 million, respectively.

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10.Stock Based Compensation (continued)

Stock options

The stock options granted in 2015, 2014 and 2013 have three year pro rata vesting from the dates of grant. Stock options are issued at exercise prices equal to the fair value of Common Stock on the date of grant. For active employees, all options granted in 2015, 2014 and 2013 expire ten years after date of grant. Stock option compensation recognized in 2015, 2014 and 2013 was $4.0 million, $4.9 million and $4.5 million, respectively. Included in the stock option expense recognized in 2015, 2014 and 2013 is expense associated with the accelerated vesting of stock option awards for certain employees who either are retirement eligible or become retirement eligible during the vesting period.

Changes in option shares, all of which are Common Stock, were as follows:

Weighted-Avg. Per ShareYears Ended December 31(dollars in millions) Aggregate Intrinsic Value
Exercise Price201520142013
Outstanding at beginning of year$27.501,577,0031,440,6231,530,734
Granted
2015—$61.53 per share242,495
2014—$46.47 to $50.67 per share298,750
2013—$34.92 to $52.93 per share361,700
Exercised
2015—$9.50 to $46.47 per share(489,104)$10.2
2014—$8.20 to $34.92 per share(158,251)2.6
2013—$8.20 to $22.99 per share(446,746)6.0
Forfeited
2015—$22.99 to $61.53 per share(3,615)
2014—$34.92 to $46.47 per share(4,119)
2013—$22.99 to $34.92 per share(5,065)
Outstanding at end of year
(2015—$9.50 to $61.53 per share)36.051,326,7791,577,0031,440,623
Exercisable at end of year25.58772,093932,639740,919

The aggregate intrinsic value for the outstanding and exercisable options as of December 31, 2015 is $53.8 million and $39.4 million, respectively. The average remaining contractual life for outstanding and exercisable options is eight years and seven years, respectively.

The following table summarizes weighted-average information by range of exercise prices for stock options outstanding and exercisable at December 31, 2015:

Range of Exercise PricesOptions Outstanding at December 31, 2015Weighted- Average Exercise PriceOptions Exercisable at December 31, 2015Weighted- Average Exercise PriceWeighted- Average Remaining Contractual Life
$9.50 to $22.08309,701$14.17309,701$14.175 years
$22.99 to $34.92476,79530.81362,12629.518 years
$36.27 to $61.53540,28353.23100,26646.609 years
1,326,779772,093
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10.Stock Based Compensation (continued)

The weighted-average fair value per option at the date of grant during 2015, 2014 and 2013, using the Black-Scholes option-pricing model, was $17.17, $16.55 and $12.57, respectively. Assumptions were as follows:

201520142013
Expected life (years)5.96.06.1
Risk-free interest rate2.0%2.7%2.0%
Dividend yield1.0%1.1%1.1%
Expected volatility29.3%36.6%38.4%

The expected life is based on historical exercise behavior and the projected exercises of unexercised stock options. The risk free interest rate is based on the U.S. Treasury yield curve in effect on the date of grant for the respective expected life of the option. The expected dividend yield is based on the expected annual dividends divided by the grant date market value of the Company’s Common Stock. The expected volatility is based on the historical volatility of the Company’s Common Stock.

Stock Appreciations Rights (SARs)

Certain non-U.S.-based employees are granted SARs. Each SAR award grants the employee the right to receive cash equal to the excess of the share price of the Common Stock on the date that a participant exercises such right over the grant date price of the stock. SARs granted in the year ended December 31, 2015 have three year pro rata vesting from the date of grant. SARs are issued at exercise prices equal to the fair value of Common Stock on the date of grant and expire ten years from the date of grant. Compensation expense for SARs is remeasured at each reporting period based on the estimated fair value on the date of grant using the Black-Scholes option-pricing model, using assumptions similar to stock option awards. SARs are subsequently remeasured at each interim reporting period based on a revised Black-Scholes value. In 2015, the Company granted 13,115 cash-settled SARs and no SARs were exercisable. Stock based compensation expense attributable to SARS was minimal in 2015.

Restricted stock and share units

Participants may also be awarded shares of restricted stock or share units under the Plan. The Company granted 76,096, 110,691 and 144,696 share units under the plan in 2015, 2014 and 2013, respectively.

The share units were valued at $4.7 million, $5.1 million and $5.0 million at the date of issuance in 2015, 2014 and 2013, respectively, and will be recognized as compensation expense ratably over the three-year vesting period; however, included in share based compensation is expense associated with the accelerated vesting of share unit awards for certain employees who either are retirement eligible or become retirement eligible during the vesting period. Compensation expense of $4.8 million, $5.9 million and $6.0 million was recognized in 2015, 2014 and 2013, respectively. Certain non-U.S.-based employees receive the cash value of vested shares at the vesting date in lieu of shares.

A summary of share unit activity under the plan is as follows:

Number of UnitsWeighted-Average Grant Date Value
Outstanding at January 1, 2015416,289$33.06
Granted76,09661.58
Vested(161,448)23.47
Forfeited/cancelled(1,675)45.00
Outstanding at December 31, 2015329,26244.30

Total compensation expense for share units not yet recognized is $2.4 million at December 31, 2015. The weighted average period over which the expense is expected to be recognized is 15 months.

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11.Pension and Other Post-retirement Benefits

The Company provides retirement benefits for all U.S. employees including benefits for employees of previously owned businesses which were earned up to the date of sale. The Company also has two foreign pension plans, neither of which is material to the Company’s financial position.

The Company has a defined contribution plan which matches 100 percent of the first one percent of contributions made by participating employees and matches 50 percent of the next five percent of employee contributions. The Company also has defined contribution plans for certain hourly employees which provide for matching Company contributions.

The Company also has a defined benefit plan for salaried employees and its non-union hourly workforce. In 2009, the Company announced U.S. employees hired after January 1, 2010, would not participate in the defined benefit plan, and benefit accruals for the majority of current salaried and hourly employees sunset on December 31, 2014. Beginning in 2015, an additional Company contribution is being made to the defined contribution plan in lieu of benefits earned in a defined benefit plan. The Company also has defined benefit and contribution plans for certain union hourly employees.

The Company has unfunded defined-benefit post-retirement plans covering certain hourly and salaried employees that provide medical and life insurance benefits from retirement to age 65. Certain hourly employees retiring after January 1, 1996, are subject to a maximum annual benefit and salaried employees hired after December 31, 1993, are not eligible for post-retirement medical benefits.

The Company amended its pension plan in 2014 to offer a one-time opportunity to pay pension benefits to former employees in a lump sum. These amendments did not have a significant impact on the plan. Former employees eligible for the voluntary lump sum payment option are generally those who are vested participants of the pension plan who terminated employment prior to January 1, 2014 and who have not yet started receiving monthly payments of their pension benefits. Eligible participants had until October 31, 2014 to make their election. For the approximately 2,700 former employees who made the election, the Company made payments of approximately $50 million in December 2014 and funded the payments from existing pension plan assets. The Company did not incur any non-cash charges related to settling this liability as the payments did not exceed settlement thresholds.

As of December 31, 2015, the Company changed the method used to estimate the service and interest components of net periodic benefit cost for its pension plan and its postretirement benefit plan. This change compared to the previous method will result in a decrease in the service and interest components for pension cost in 2016. Historically, the Company estimated the service and interest cost components utilizing a single weighted-average discount rate derived from the yield curve used to measure the benefit obligation at the beginning of the period. The Company has elected to utilize an approach that discounts the individual expected cash flows underlying the service cost and interest cost using the applicable spot rates derived from the yield curve used in the determination of the benefit obligation to the relevant projected cash flows. This change was made to provide a more precise measurement of service and interest costs by improving the correlation between the projected benefit cash flows to the corresponding spot yield curve rates.

This change does not affect the measurement of the total benefit obligations but will reduce the service and interest cost for the pension plan. The Company has accounted for this change as a change in accounting estimate that is inseparable from a change in accounting principle and accordingly has accounted for it prospectively beginning January 1, 2016.

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11.Pension and Other Post-retirement Benefits (continued)

Obligations and Funded Status

Pension and Post-Retirement Disclosure Information under ASC 715

The following tables present the changes in benefit obligations, plan assets and funded status for domestic pension and post-retirement plans and the components of net periodic benefit costs.

Pension BenefitsPost-retirement Benefits
Years ended December 31 (dollars in millions)2015201420152014
Accumulated benefit obligation (ABO) at December 31$889.4$948.4N/AN/A
Change in projected benefit obligations (PBO)
PBO at beginning of year$(956.7)$(937.0)$(10.4)$(10.9)
Service cost(1.9)(7.9)(0.1)(0.1)
Interest cost(37.6)(44.7)(0.3)(0.5)
Participant contributions——(0.2)(0.2)
Plan amendments(2.5)—3.7—
Actuarial gain (loss) including assumption changes45.6(83.2)——
Benefits paid60.2116.10.71.3
PBO at end of year$(892.9)$(956.7)$(6.6)$(10.4)
Change in fair value of plan assets
Plan assets at beginning of year$823.9$822.3$—$—
Actual return on plan assets(5.3)110.1——
Contribution by the company0.57.60.51.1
Participant contributions——0.20.2
Benefits paid(60.1)(116.1)(0.7)(1.3)
Plan assets at end of year$759.0$823.9$—$—
Funded status$(133.9)$(132.8)$(6.6)$(10.4)
Amount recognized in the balance sheet
Current liabilities$(1.8)$(0.5)$(0.4)$(0.8)
Non-current liabilities(132.1)(132.3)(6.2)(9.6)
Net pension liability at end of year$(133.9)*$(132.8)*$(6.6)$(10.4)
Amounts recognized in accumulated other comprehensive loss before tax
Net actuarial loss (gain)$461.3$463.2$(2.4)$(2.6)
Prior service cost(2.6)(6.1)(3.3)—
Total recognized in accumulated other comprehensive loss$458.7$457.1$(5.7)$(2.6)
*In addition, the Company has a liability for a foreign pension plan of $0.3 million at December 31, 2015 and 2014.
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11.Pension and Other Post-retirement Benefits (continued)
Pension BenefitsPost-retirement Benefits
Years ended December 31 (dollars in millions)201520142013201520142013
Net periodic benefit cost
Service cost$1.9$7.9$9.0$0.1$0.1$0.1
Interest cost37.644.739.50.30.50.5
Expected return on plan assets(57.5)(60.3)(61.7)———
Amortization of unrecognized:
Net actuarial loss (gain)19.135.142.0(0.1)(0.4)(0.3)
Prior service cost(1.0)(1.0)(0.9)(0.4)——
Curtailment and other one-time charges—2.2————
Defined-benefit plan cost0.128.627.9$(0.1)$0.2$0.3
Various U.S. defined contribution plans cost10.86.15.4
$10.9$34.7$33.3
Other changes in plan assets and projected benefit obligation recognized in other comprehensive loss
Net actuarial loss (gain)$17.2$33.4$(58.7)$—$—$0.3
Amortization of net actuarial (loss) gain(19.1)(37.3)(42.0)0.10.30.3
Prior service cost2.5——(3.7)——
Amortization of prior service cost1.01.00.90.4——
Total recognized in other comprehensive loss1.6(2.9)(99.8)(3.2)0.30.6
Total recognized in net periodic cost (benefit)and other comprehensive loss$1.7$25.7$(71.9)$(3.3)$0.5$0.9

The estimated net actuarial loss and prior service cost for the pension plans that will be amortized from accumulated other comprehensive loss into net periodic benefit cost during 2016 are $16.7 million and $(1.1) million, respectively. The estimated net actuarial loss and prior year service cost for the post-retirement benefit plans that will be amortized from accumulated other comprehensive loss into net periodic benefit cost during 2016 are $0.2 million and $(0.4) million, respectively. As permitted under ASC 715, the amortization of any prior service cost was previously determined using a straight-line amortization of the cost over the average remaining service period of employees expected to receive benefits under the plan. Beginning in 2015 the amortization occurs over the average remaining life expectancy of participants expected to receive benefits under the plan as permitted under ASC 715.

The 2015 and 2014 after tax adjustments for additional minimum pension liability resulted in other comprehensive gain of $1.0 million and $1.6 million, respectively.

Actuarial assumptions used to determine benefit obligations at December 31 are as follows:

Pension BenefitsPost-retirement Benefits
2015201420152014
Discount rate4.40%4.05%4.55%4.00%
Average salary increases4.00%4.00%4.00%4.00%

Actuarial assumptions used to determine net periodic benefit cost for the year ended December 31 are as follows:

Pension BenefitsPost-retirement Benefits
Years ended December 31201520142013201520142013
Discount rate4.05%4.85%4.05%4.00%4.70%4.05%
Expected long-term return on plan assets7.75%7.75%8.00%n/an/an/a
Rate of compensation increase4.00%4.00%4.00%4.00%4.00%4.00%
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11.Pension and Other Post-retirement Benefits (continued)

Assumptions

In developing the expected long-term rate of return on plan assets assumption, the Company evaluated its pension plan’s target and actual asset allocation and expected long-term rates of return of equity and bond indices. The Company also considered its pension plan’s historical ten-year and 25-year compounded annualized returns of 6.1 percent and 9.5 percent, respectively.

Assumed health care cost trend rates

Assumed health care cost trend rates as of December 31 are as follows:

20152014
Health care cost trend rate assumed for next year6.75%7.25%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)5.00%5.00%
Year that the rate reaches the ultimate trend rate20212021

A one-percentage-point change in the assumed health care cost trend rates would not result in a material impact on the Company’s consolidated financial statements.

Plan Assets

The Company’s pension plan weighted asset allocations as of December 31 by asset category are as follows:

Asset Category20152014
Equity securities47%50%
Debt securities3937
Real estate98
Private equity54
Other—1
100%100%
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11.Pension and Other Post-retirement Benefits (continued)

The following tables present the fair value measurement of the Company’s plan assets as of December 31, 2015 and 2014 (dollars in millions):

December 31, 2015
Asset CategoryTotalQuoted Prices in Active Markets for Identical Contracts (Level 1)Significant Other Observable Inputs (Level 2)Significant Non- observable Inputs (Level 3)
Short-term investments$13.8$1.4$—$12.4
Equity securities
Common stocks238.6238.6——
Commingled equity funds109.6—109.6—
Fixed income securities
U.S. treasury securities114.3114.3——
Other fixed income securities91.6—91.6—
Commingled fixed income funds84.1—84.1—
Other types of investments
Real estate funds70.9——70.9
Private equity34.3——34.3
Total fair value of plan asset investments$757.2$354.3$285.3$117.6
Non-investment plan assets1.8
Total plan assets$759.0
December 31, 2014
Asset CategoryTotalQuoted Prices in Active Markets for Identical Contracts (Level 1)Significant Other Observable Inputs (Level 2)Significant Non- observable Inputs (Level 3)
Short-term investments$23.1$2.4$—$20.7
Equity securities
Common stocks264.4264.4——
Commingled equity funds134.7—134.7—
Fixed income securities
U.S. treasury securities122.9122.9——
Other fixed income securities93.2—93.2—
Commingled fixed income funds83.8—83.8—
Other types of investments
Real estate funds64.1——64.1
Private equity34.8——34.8
Total fair value of plan asset investments$821.0$389.7$311.7$119.6
Non-investment plan assets2.9
Total plan assets$823.9
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11.Pension and Other Post-retirement Benefits (continued)

The following table presents a reconciliation of the fair value measurements using significant unobservable inputs (Level 3) as of December 31, 2015 and 2014 (dollars in millions):

Short term investmentsOther fixed income securitiesReal estate fundsPrivate equityTotal
Balance at December 31, 2013$14.0$0.3$57.2$37.7$109.2
Actual return (loss) on plan assets:
Relating to assets still held at the reporting date——6.21.67.8
Relating to assets sold during the period—(0.3)—3.43.1
Purchases, sales and settlements6.7—0.7(7.9)(0.5)
Balance at December 31, 201420.7—64.134.8119.6
Actual return (loss) on plan assets:
Relating to assets still held at the reporting date——6.8(0.1)6.7
Relating to assets sold during the period———7.87.8
Purchases, sales and settlements(8.3)——(8.2)(16.5)
Balance at December 31, 2015$12.4$—$70.9$34.3$117.6

The Company’s investment policies employ an approach whereby a diversified blend of equity and bond investments is used to maximize the long-term return of plan assets for a prudent level of risk. Equity investments are diversified across domestic and non-domestic stocks, as well as growth, value, and small to large capitalizations. Bond investments include corporate and government issues, with short-, mid- and long-term maturities, with a focus on investment grade when purchased. The Company’s target allocation to equity managers is between 45 to 55 percent with the remainder allocated primarily to bonds and a small allocation to real estate, private equity managers and cash. Investment and market risks are measured and monitored on an ongoing basis through regular investment portfolio reviews, annual liability measurements and periodic asset/liability studies.

The Company’s actual asset allocations are in line with target allocations. The Company regularly reviews its actual asset allocation and periodically rebalances its investments to the targeted allocation when considered appropriate.

There was no Company stock included in plan assets at December 31, 2015.

Cash Flows

The Company was not required to and did not make any contributions in 2015 and is not required to make a contribution in 2016.

Estimated Future Payments

The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid:

Years ending December 31 (dollars in millions)Pension BenefitsPost-retirement Benefits
2016$61.4$0.4
201760.00.4
201866.70.4
201959.70.4
202065.50.4
2021 – 2025286.22.2
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12.Derivative instruments

ASC 815 Derivatives and Hedging, as amended, requires that all derivative instruments be recorded on the balance sheet at fair value and establishes criteria for designation and effectiveness of the hedging relationships. The accounting for changes in the fair value of a derivative instrument depends on whether it has been designated and qualifies as a part of a hedging relationship and, further, on the type of hedging relationship. For those derivative instruments that are designated and qualify as hedging instruments, the Company must designate the hedging instrument, based upon the exposure hedged, as a fair value hedge, cash flow hedge, or a hedge of a net investment in a foreign operation.

The Company designates that all of its hedging instruments are cash flow hedges. For derivative instruments that are designated and qualify as a cash flow hedge (i.e., hedging the exposure to variability in expected future cash flows that is attributable to a particular risk), the effective portion of the gain or loss on the derivative instrument is reported as a component of other comprehensive loss, net of tax, and is reclassified into earnings in the same line item associated with the forecasted transaction and in the same period or periods during which the hedged transaction affects earnings. The amount by which the cumulative change in the value of the hedge more than offsets the cumulative change in the value of the hedged item (i.e., the ineffective portion) is recorded in earnings, net of tax, in the period the ineffectiveness occurs.

The Company utilizes certain derivative instruments to enhance its ability to manage currency exposure as well as raw materials price risk. Derivative instruments are entered into for periods consistent with the related underlying exposures and do not constitute positions independent of those exposures. The Company does not enter into contracts for speculative purposes. The contracts are executed with major financial institutions with no credit loss anticipated for failure of the counterparties to perform.

Foreign Currency Forward Contracts

The Company is exposed to foreign currency exchange risk as a result of transactions in currencies other than the functional currency of certain subsidiaries. The Company utilizes foreign currency forward purchase and sale contracts to manage the volatility associated with foreign currency purchases, sales and certain intercompany transactions in the normal course of business. Principal currencies for which the Company utilizes foreign currency forward contracts include the British pound, Canadian dollar, Euro and Mexican peso.

Gains and losses on these instruments are recorded in accumulated other comprehensive loss, net of tax, until the underlying transaction is recorded in earnings. When the hedged item is realized, gains or losses are reclassified from accumulated other comprehensive loss to the statement of earnings. The assessment of effectiveness for forward contracts is based on changes in the forward rates. These hedges have been determined to be effective.

The amounts in accumulated other comprehensive loss for cash flow hedges will be reclassified into earnings no later than December 31, 2016.

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12.Derivative instruments (continued)

The following table summarizes, by currency, the contractual amounts of the Company’s foreign currency forward contracts:

December 31 (dollars in millions)20152014
BuySellBuySell
British pound$—$0.9$—$0.9
Canadian dollar—43.2—90.3
Euro21.31.732.11.0
Mexican peso12.7—17.3—
Total$34.0$45.8$49.4$92.2

Commodity Futures Contracts

In addition to entering into supply arrangements in the normal course of business, the Company also enters into futures contracts to fix the cost of certain raw material purchases, principally copper, with the objective of minimizing changes in cost due to market price fluctuations. The hedging strategy for achieving this objective is to purchase commodities futures contracts on the open market of the London Metals Exchange (LME) or over the counter contracts based on the LME.

The minimal after-tax loss of the effective portion of the contracts as of December 31, 2015 was recorded in accumulated other comprehensive loss and will be reclassified into cost of products sold in the periods in which the underlying transactions are recorded in earnings. The effective portion of the contracts will be reclassified within one year. Commodity hedges outstanding at December 31, 2015 total approximately 1.7 million pounds of copper.

The impact of derivative contracts on the Company’s financial statements is as follows:

Fair value of derivative instruments designated as hedging instruments under ASC 815:

Fair Value
December 31 (dollars in millions)Balance Sheet Location20152014
Foreign currency contractsOther current assets$3.6$4.6
Accrued liabilities(1.3)(3.0)
Commodities contractsAccrued liabilities(0.3)(0.2)
Total derivatives designated as hedging instruments$2.0$1.4
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12.Derivative instruments (continued)

The effect of derivative instruments on the statement of earnings is as follows.

Year ended December 31 (dollars in millions)

Derivatives in ASC 815 cash flow hedging relationshipsAmount of gain (loss) recognized in other comprehensive loss on derivative (effective portion)Location of gain (loss) reclassified from accumulated other comprehensive loss into earnings (effective portion)Amount of gain (loss) reclassified from accumulated other comprehensive loss into earnings (effective portion)Location of gain recognized in earnings on derivative (ineffective portion)Amount of gain recognized in earnings on a derivative (ineffective portion)
201520142015201420152014
Foreign currency contracts$6.9$3.6Cost of products sold$6.2$3.6N/A$—$—
Commodities contracts(0.7)(0.2)Cost of products sold(0.5)(0.2)Cost of products sold——
$6.2$3.4$5.7$3.4$—$—

13. Income Taxes

The components of the provision (benefit) for income taxes consisted of the following:

Years ended December 31 (dollars in millions)201520142013
Current:
Federal$82.9$48.7$53.9
State13.910.49.6
International23.622.419.1
Deferred:
Federal(4.2)(5.2)(8.4)
State2.2(0.2)(0.5)
International1.22.8(7.0)
$119.6$78.9$66.7

The provision for income taxes differs from the U.S. federal statutory rate due to the following items:

Years ended December 31201520142013
Provision at U.S. federal statutory rate35.0%35.0%35.0%
State income and franchise taxes, net of federal benefit2.62.32.5
International income tax rate differential - China(6.8)(8.2)(8.1)
International income tax rate differential - other0.20.40.7
U.S. manufacturing credit(1.3)(2.1)(1.9)
Research tax credits(0.3)(0.4)(0.8)
Other0.30.50.8
29.7%27.5%28.2%

Components of earnings before income taxes were as follows:

Years ended December 31 (dollars in millions)201520142013
U.S.$255.7$150.6$151.9
International146.8136.184.5
$402.5$286.7$236.4
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13.Income Taxes (continued)

Total income taxes paid by the Company amounted to $97.5 million, $88.9 million, and $70.2 million in 2015, 2014 and 2013, respectively.

As of December 31, 2015, the Company has $47.9 million accrued for its estimate of the tax costs due upon repatriation of undistributed foreign earnings it considers to be not permanently reinvested. At December 31, 2015, the Company had undistributed foreign earnings of $875.9 million, of which $691.9 million are considered permanently reinvested. No U.S. income tax provision or foreign withholding tax provisions have been made on foreign earnings that remain permanently reinvested. The Company considers permanently reinvested earnings outside the U.S. on the basis of estimates that future domestic cash generation will be sufficient to meet future domestic cash needs and its specific plans for reinvestment of foreign subsidiary earnings. In addition, no provision or benefit for U.S. income taxes has been made on foreign currency translation gains or losses. As of December 31, 2015, $645.2 million of cash and cash equivalents and marketable securities were held by our foreign subsidiaries.

The tax effects of temporary differences of assets and liabilities between income tax and financial reporting are as follows:

December 31 (dollars in millions)
20152014
AssetsLiabilitiesAssetsLiabilities
Employee benefits$75.0$—$77.0$—
Product liability and warranties66.8—65.8—
Inventories—4.4—4.2
Accounts receivable13.0—11.7—
Property, plant and equipment—36.9—39.4
Intangibles—54.3—52.1
Environmental liabilities2.7—3.1—
Undistributed foreign earnings—47.9—50.7
Tax loss and credit carryovers14.6—14.9—
All other3.4—4.7—
Valuation allowance(11.0)—(9.8)—
$164.5$143.5$167.4$146.4
Net asset$21.0$21.0

These deferred tax assets and liabilities are classified in the balance sheet as current or long-term based on the balance sheet classification of the related assets and liabilities as follows:

December 31 (dollars in millions)20152014
Current deferred income tax assets$39.9$40.5
Long-term deferred income tax assets2.41.9
Long-term deferred income tax liabilities(21.3)(21.4)
Net asset$21.0$21.0

The Company believes it is more likely than not that it will realize the current and long-term deferred tax assets through the reduction of future taxable income. Significant factors the Company considered in determining the probability of the realization of the deferred tax assets include historical operating results and expected future earnings.

A reconciliation of the beginning and ending amounts of tax loss carryovers, credit carryovers and valuation allowances is as follows:

December 31 (dollars in millions)
Net Operating Losses and Tax CreditsValuation Allowances
2015201420152014
Beginning balance$14.9$17.7$9.8$9.6
Additions1.40.61.41.0
Reductions(1.7)(3.4)(0.2)(0.8)
Ending balance$14.6$14.9$11.0$9.8
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13.Income Taxes (continued)

The Company has foreign net operating loss carryovers that expire in 2016 through 2023, a foreign tax credit carryover that expires in 2021, and state and local net operating loss carryovers that expire between 2016 and 2032.

A reconciliation of the beginning and ending amount of unrecognized benefits is as follows:

(Dollars in millions)20152014
Balance at January 1$1.2$1.3
Additions for tax positions of prior years1.4—
Reductions for tax positions of prior years—(0.1)
Balance at December 31$2.6$1.2

The amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate is $0.5 million. The Company recognizes potential interest and penalties related to unrecognized tax benefits as a component of income tax expense. At December 31, 2015 there was an immaterial amount of interest and penalties accrued. It is anticipated there will be no decrease in the total amount of unrecognized tax benefits in 2016. The Company’s U.S. federal income tax returns for 2014 and 2015 are subject to audit. The Company is subject to state and local income tax audits for tax years 2000-2015. The Company is subject to non-U.S. income tax examinations for years 2007-2015.

14.Commitments and Contingencies

The Company is a potentially responsible party in judicial and administrative proceedings seeking to clean up sites which have been environmentally impacted. In each case the Company has established reserves, insurance proceeds and/or a potential recovery from third parties. The Company believes any environmental claims will not have a material effect on its financial position or results of operations.

The Company is subject to various claims and pending lawsuits for product liability and other matters arising out of the conduct of the Company’s business. With respect to product liability claims, the Company has self-insured a portion of its product liability loss exposure for many years. The Company has established reserves and has insurance coverage which it believes are adequate to cover incurred claims. For the years ended December 31, 2015 and 2014, the Company had $125 million of product liability insurance for individual losses in excess of $7.5 million. The Company periodically reevaluates its exposure on claims and lawsuits and makes adjustments to its reserves as appropriate. The Company believes, based on current knowledge, consultation with counsel, adequate reserves and insurance coverage that the outcome of such claims and lawsuits will not have a material adverse effect on the Company’s financial position, results of operations or cash flows.

15.Operations by Segment

The Company is comprised of two reporting segments: North America and Rest of World. The Rest of World segment is primarily comprised of China, Europe and India. Both segments manufacture and market comprehensive lines of residential and commercial gas, gas tankless and electric water heaters. Both segments primarily manufacture and market in their respective regions of the world. The North America segment also manufactures and globally markets specialty commercial water heating equipment, condensing and non-condensing boilers and water system tanks. Primarily for Asia, the Rest of World segment also manufactures and markets water treatment products. The Company also markets in-home air purification products in China.

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15.Operations by Segment (continued)

The accounting policies of the reportable segments are the same as those described in the “Summary of Significant Accounting Policies” outlined in Note 1. Operating earnings, defined by the Company as earnings before interest, taxes, general corporate and corporate research and development expenses, were used to measure the performance of the segments.

Net SalesEarnings
Years ended December 31 (dollars in millions)201520142013201520142013
North America$1,703.0$1,621.7$1,520.0$339.9$238.7$211.9
Rest of World866.1768.3668.0113.0106.788.0
Inter-segment(32.6)(34.0)(34.2)—(0.1)—
Total segments – sales, operating earnings$2,536.5$2,356.0$2,153.8$452.9$345.3$299.9
Corporate expenses(43.0)(52.9)(57.8)
Interest expense(7.4)(5.7)(5.7)
Earnings before income taxes402.5286.7236.4
Provision for income taxes(119.6)(78.9)(66.7)
Earnings from continuing operations$282.9$207.8$169.7

In 2015, sales to the North America segment’s two largest customers were $301.7 million and $287.0 million which represented 12 percent and 11 percent of the Company’s net sales, respectively. In 2014, sales to the North America segment’s two largest customers were $296.5 million and $237.2 million which represented 13 percent and ten percent of the Company’s net sales, respectively. In 2013, sales to the North America segment’s two largest customers were $310.3 million and $240.6 million which represented 14 percent and 11 percent of the Company’s net sales, respectively.

Assets, depreciation and capital expenditures by segment

Total Assets (December 31)Depreciation and Amortization (Years Ended December 31)Capital Expenditures (Years Ended December 31)
(dollars in millions)201520142013201520142013201520142013
North America$1,381.1$1,358.5$1,298.6$41.9$37.8$40.5$43.5$59.4$38.0
Rest of World544.2523.8525.219.820.016.828.426.559.0
Corporate721.2633.0567.71.32.02.40.80.20.7
Total$2,646.5$2,515.3$2,391.5$63.0$59.8$59.7$72.7$86.1$97.7

The majority of corporate assets consist of cash, cash equivalents, marketable securities and deferred income taxes.

Net sales and long-lived assets by geographic location

The following data by geographic area includes net sales based on product shipment destination and long-lived assets based on physical location. Long-lived assets include net property, plant and equipment and other long-term assets.

Long-lived Assets (December 31)Net Sales (Years Ended December 31)
(dollars in millions)201520142013201520142013
United States$275.2$262.1$238.6United States$1,531.4$1,447.9$1,335.4
China145.2131.9134.9China787.1691.8581.0
Canada2.73.64.7Canada129.9128.8142.5
Other Foreign55.258.346.4Other Foreign88.187.594.9
Total$478.3$455.9$424.6Total$2,536.5$2,356.0$2,153.8
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16.Quarterly Results of Operations (Unaudited)
(dollars in millions, except per share amounts)
1st Quarter2nd Quarter3rd Quarter4th Quarter
20152014201520142015201420152014
Net sales$618.5$552.2$653.5$595.4$625.1$581.6$639.4$626.8
Gross profit229.2195.9262.4216.2255.6215.3262.6231.9
Net earnings58.446.771.157.373.650.679.853.2
Basic earnings per share0.650.510.800.630.830.560.910.59
Diluted earnings per share0.650.510.790.630.820.560.900.59
Common dividends declared0.190.150.190.150.190.150.190.15

Net earnings per share are computed separately for each period, and therefore, the sum of such quarterly per share amounts may differ from the total for the year.

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