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Statement of Changes in Consolidated Equity (USD $) In Millions, unless otherwise specified | Total | Preferred stock [Member] | Common stock [Member] | Additional capital [Member] | Retained earnings [Member] | Treasury stock [Member] | Accumulated other comprehensive loss [Member] | Noncontrolling interests
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Jun. 30, 2011 | $ 19,369 | $ 55 | $ 1,178 | $ 7,522 | $ 11,714 | $ (3,959) | $ (858) | $ 3,717
Net income | 225 |  |  |  | 172 |  |  | 53
Other comprehensive income | (1,215) |  |  |  |  |  | (867) | (348)
Cash dividends declared: |  |  |  |  |  |  |  |
Preferred @ $1.875 per share | (1) |  |  |  | (1) |  |  |
Common @ $0.06 per share | (65) |  |  |  | (65) |  |  |
Stock-based compensation | 25 |  |  | 25 |  |  |  |
Common stock issued: compensation plans | 3 |  |  | (2) |  | 5 |  |
Distributions | (66) |  |  |  |  |  |  | (66)
Contributions | 8 |  |  |  |  |  |  | 8
Balance at Sep. 30, 2011 | 18,283 | 55 |  | 7,545 | 11,820 | (3,954) | (1,725) | 3,364
Balance at Dec. 31, 2010 | 17,086 | 55 | 1,141 | 7,087 | 11,149 | (4,146) | (1,675) | 3,475
Net income | 968 |  |  |  | 802 |  |  | 166
Other comprehensive income | (209) |  |  |  |  |  | (50) | (159)
Cash dividends declared: |  |  |  |  |  |  |  |
Preferred @ $1.875 per share | (2) |  |  |  | (2) |  |  |
Common @ $0.06 per share | (129) |  |  |  | (129) |  |  |
Stock-based compensation | 70 |  |  | 70 |  |  |  |
Common stock issued: compensation plans | 17 |  |  | (175) |  | 192 |  |
Issuance of common stock | 600 |  | 37 | 563 |  |  |  |
Distributions | (253) |  |  |  |  |  |  | (253)
Contributions | 136 |  |  |  |  |  |  | 136
Other | (1) |  |  |  |  |  |  | (1)
Balance at Sep. 30, 2011 | 18,283 | 55 | 1,178 | 7,545 | 11,820 | (3,954) | (1,725) | 3,364
Balance at Dec. 31, 2011 | 17,195 | 55 | 1,178 | 7,561 | 11,629 | (3,952) | (2,627) | 3,351
Net income | (95) |  |  |  | (51) |  |  | (44)
Other comprehensive income | (234) |  |  |  |  |  | (150) | (84)
Cash dividends declared: |  |  |  |  |  |  |  |
Preferred @ $1.875 per share | (2) |  |  |  | (2) |  |  |
Common @ $0.06 per share | (129) |  |  |  | (129) |  |  |
Stock-based compensation | 54 |  |  | 54 |  |  |  |
Common stock issued: compensation plans | 4 |  |  | (66) |  | 70 |  |
Distributions | (71) |  |  |  |  |  |  | (71)
Contributions | 132 |  |  |  |  |  |  | 132
Balance at Sep. 30, 2012 | 16,854 | 55 | 1,178 | 7,549 | 11,447 | (3,882) | (2,777) | 3,284
Balance at Jun. 30, 2012 | 16,914 | 55 | 1,178 | 7,538 | 11,655 | (3,890) | (2,878) | 3,256
Net income | (175) |  |  |  | (143) |  |  | (32)
Other comprehensive income | 139 |  |  |  |  |  | 101 | 38
Cash dividends declared: |  |  |  |  |  |  |  |
Preferred @ $1.875 per share | (1) |  |  |  | (1) |  |  |
Common @ $0.06 per share | (64) |  |  |  | (64) |  |  |
Stock-based compensation | 15 |  |  | 15 |  |  |  |
Common stock issued: compensation plans | 4 |  |  | (4) |  | 8 |  |
Contributions | 22 |  |  |  |  |  |  | 22
Balance at Sep. 30, 2012 | $ 16,854 | $ 55 | $ 1,178 | $ 7,549 | $ 11,447 | $ (3,882) | $ (2,777) | $ 3,284

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