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Consolidated Statements of Changes in Equity (USD $) In Millions, unless otherwise specified | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Preferred and Preference Stock | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2008 | $ 7,813 | $ 2,168 | $ 532 | $ (14) | $ 3,827 | $ 920 | $ 380
Changes in Equity |  |  |  |  |  |  |
Net income | 1,371 |  |  |  | 1,277 |  | 94
Other comprehensive income (loss) | (5) |  |  | (5) |  |  |
Dividends declared on common stock | (300) |  |  |  | (300) |  |
Dividends declared on preferred and preference stock | (51) |  |  |  | (51) |  |
Distributions to noncontrolling interests | (125) |  |  |  |  |  | (125)
Stock-based compensation - net | 4 |  | 7 |  | (3) |  |
Noncash stock-based compensation and other | 8 |  | 12 |  | (4) |  |
Balance at Dec. 31, 2009 | 8,715 | 2,168 | 551 | (19) | 4,746 | 920 | 349
Changes in Equity |  |  |  |  |  |  |
Net income | 1,092 |  |  |  | 1,092 |  |
Other comprehensive income (loss) | (6) |  |  | (6) |  |  |
Deconsolidation of variable interest entities | (349) |  |  |  |  |  | (349)
Dividends declared on common stock | (200) |  |  |  | (200) |  | 0
Dividends declared on preferred and preference stock | (52) |  |  |  | (52) |  |
Distributions to noncontrolling interests | 0 |  |  |  |  |  |
Stock-based compensation - net | (5) |  | 4 |  | (9) |  |
Noncash stock-based compensation and other | 12 |  | 17 |  | (5) |  |
Balance at Dec. 31, 2010 | 9,207 | 2,168 | 572 | (25) | 5,572 | 920 | 0
Changes in Equity |  |  |  |  |  |  |
Net income | 1,144 |  |  |  | 1,144 |  |
Other comprehensive income (loss) | 1 |  |  | 1 |  |  |
Dividends declared on common stock | (461) |  |  |  | (461) |  |
Dividends declared on preferred and preference stock | (59) |  |  |  | (59) |  |
Distributions to noncontrolling interests | 0 |  |  |  |  |  |
Stock-based compensation and other | (10) |  | 11 |  | (21) |  |
Noncash stock-based compensation and other | 13 |  | 15 |  | (2) |  |
Issuance of preference stock | 123 |  | (2) |  |  | 125 |
Balance at Dec. 31, 2011 | $ 9,958 | $ 2,168 | $ 596 | $ (24) | $ 6,173 | $ 1,045 | $ 0

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