For the years ended December 31, (In millions, except per share amounts)
2015
2014
2013
2012
2011
Ameren(a):
Operating revenues
$
6,098
$
6,053
$
5,838
$
5,781
$
6,148
Operating income(b)
1,259
1,254
1,184
1,188
1,033
Income from continuing operations
585
593
518
522
437
Income (loss) from discontinued operations, net of taxes(c)
51
(1
)
(223
)
(1,496
)
89
Net income (loss) attributable to Ameren common shareholders
630
586
289
(974
)
519
Common stock dividends
402
390
388
382
375
Continuing operations earnings per share – basic
2.39
2.42
2.11
2.13
1.79
Continuing operations earnings per share – diluted
2.38
2.40
2.10
2.13
1.79
Common stock dividends per share
1.655
1.61
1.60
1.60
1.555
As of December 31:
Total assets(d)(e)
$
23,640
$
22,289
$
20,907
$
22,022
$
23,667
Long-term debt, excluding current maturities(f)
6,880
6,085
5,475
5,765
5,817
Total Ameren Corporation shareholders’ equity
6,946
6,713
6,544
6,616
7,919
Ameren Missouri:
Operating revenues
$
3,609
$
3,553
$
3,541
$
3,272
$
3,383
Operating income(b)
742
785
803
845
609
Net income available to common shareholder
352
390
395
416
287
Dividends to parent
575
340
460
400
403
As of December 31:
Total assets(e)
$
13,851
$
13,474
$
12,867
$
12,998
$
12,731
Long-term debt, excluding current maturities(f)
3,844
3,861
3,631
3,782
3,754
Total shareholders' equity
4,082
4,052
3,993
4,054
4,037
Ameren Illinois:
Operating revenues
$
2,466
$
2,498
$
2,311
$
2,525
$
2,787
Operating income
466
450
415
377
458
Net income available to common shareholder
214
201
160
141
193
Dividends to parent
—
—
110
189
327
As of December 31:
Total assets(e)
$
8,903
$
8,204
$
7,397
$
7,186
$
7,144
Long-term debt, excluding current maturities(f)
2,342
2,224
1,844
1,566
1,646
Total shareholders' equity
2,897
2,661
2,448
2,401
2,452
(a)
Includes amounts for Ameren registrant and nonregistrant subsidiaries and intercompany eliminations.
(b)
Includes a $69 million provision recorded in 2015 for all of the previously capitalized COL costs relating to the second nuclear unit at its existing Callaway energy center. Also includes regulatory disallowance associated with the Taum Sauk breach of $89 million in 2011.
(c)
See Note 16 – Divestiture Transactions and Discontinued Operations under Part II, Item 8, of this report for additional information.
(d)
Includes total assets from discontinued operations of $14 million, $15 million, $165 million, $1,611 million, and $3,721 million at December 31, 2015, 2014, 2013, 2012, and 2011, respectively.
(e)
Reflects the adoption of the new authoritative accounting guidance for the presentation of debt issuance costs and deferred income taxes. See Note 1 – Summary of Significant Accounting Policies under Part II, Item 8 of this report for additional information.
(f)
Reflects the adoption of the new authoritative accounting guidance for the presentation of debt issuance costs. See Note 1 –Summary of Significant Accounting Policies under Part II, Item 8 of this report for additional information.