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Annual report pursuant to Section 13 and 15(d)

Other Comprehensive Earnings (Loss) (Details)

v2.4.0.6
Other Comprehensive Earnings (Loss) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Noncontrolling Interest [Abstract] Ìý Ìý Ìý Ìý
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax $ (35) $ (18) $ (60) Ìý
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax 13 7 23 Ìý
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (22) (11) (37) Ìý
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax Ìý Ìý 66 Ìý
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Ìý Ìý (25) Ìý
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax 0 0 41 Ìý
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax Ìý Ìý (319) Ìý
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax Ìý Ìý 121 Ìý
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 0 0 (198) Ìý
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates Before Tax Ìý (3) 11 Ìý
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates Tax Ìý 1 (4) Ìý
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates, Net of Tax Ìý (2) 7 Ìý
other comprehensive income (loss), other before tax Ìý Ìý 90 Ìý
other comprehensive income (loss), other tax Ìý Ìý (34) Ìý
other comprehensive income (loss), other net of tax Ìý Ìý 56 Ìý
Other comprehensive Income (loss) from discontinued operations Before Tax Ìý (42) 32 Ìý
Other comprehensive Income (loss) from discontinued operations Tax Ìý 16 (12) Ìý
Other comprehensive Income (loss) from discontinued operations Net of Tax Ìý (26) 20 Ìý
Other Comprehensive Income (Loss), before Tax (35) (63) (180) Ìý
Other Comprehensive Income (Loss), Tax 13 24 69 Ìý
Other Comprehensive Income (Loss), Net of Tax (22) (39) (111) Ìý
Other comprehensive earnings (loss) 1,569 926 1,826 Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax 148 152 226 352
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (4) (43) (126) Ìý
Change in capitalization from Split-off Ìý (31) Ìý Ìý
Accumulated Translation Adjustment [Member]
 Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax 154 158 173 225
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (4) (15) (52) Ìý
Change in capitalization from Split-off Ìý 0 Ìý Ìý
Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax 0 0 0 157
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 0 0 (157) Ìý
Change in capitalization from Split-off Ìý 0 Ìý Ìý
Accumulated other comprehensive income (loss) of equity method affiliates [Member]
 Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax (6) (6) (4) (11)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 0 (2) 7 Ìý
Change in capitalization from Split-off Ìý 0 Ìý Ìý
Accumulated other comprehensive income, other [Member]
 Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax 0 0 0 (56)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 0 0 56 Ìý
Change in capitalization from Split-off Ìý 0 Ìý Ìý
Accumulated other comprehensive income of discontinued operations [Member]
 Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Ìý Ìý Ìý Ìý
Accumulated Other Comprehensive Income (Loss), Net of Tax 0 0 57 37
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 0 (26) 20 Ìý
Change in capitalization from Split-off Ìý $ (31) Ìý Ìý