Equity Component [Domain] Comprehensive Income [Member]
Preferred Stock Including Additional Paid in Capital [Member] Common Stock Including Additional Paid in Capital [Member] Retained Earnings [Member] Accumulated Other Comprehensive Income [Member] Other [Member]
2006 Statement [Line Items]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss) 21,133,000,000 21,133,000,000 21,133,000,000
Net Changes in Available-for-sale Debt and Marketable Equity Securities 245,000,000 245,000,000 245,000,000
Net Changes in Foreign Currency Translation Adjustments 269,000,000 269,000,000 269,000,000
Net Changes in Derivatives 641,000,000 641,000,000 641,000,000
Cumulative Effect of Initial Adoption of SFAS 158 (1,308,000,000) (1,308,000,000)
Cash Dividends Paid, Common Stock 9,639,000,000 9,639,000,000
Cash Dividends Paid, Preferred Stock 22,000,000 22,000,000
Issuance of Preferred Stock 2,850,000,000 2,850,000,000
Stock Redeemed or Called During Period, Value 270,000,000 270,000,000
Common Stock Issued under Employee Plans and Related Tax Benefits, Shares 118,418,000
Common Stock Issued Under Employee Plans and Related Tax Benefits, Value 4,863,000,000 (39,000,000) 4,824,000,000
Stock Issued During Period, Shares, Acquisitions 631,145,000
Stock Issued During Period, Value, Acquisitions 29,377,000,000 29,377,000,000
Stock Repurchased During Period, Shares 291,100,000
Stock Repurchased During Period, Value 14,359,000,000 14,359,000,000
Other Changes in Shareholders' Equity (2,000,000) (2,000,000) (2,000,000)
Shares, Issued 4,458,151,000
Stockholders' Equity 2,851,000,000 61,574,000,000 79,024,000,000 (7,711,000,000) (466,000,000) 135,272,000,000 22,286,000,000
2005 Statement [Line Items]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss) 16,465,000,000 16,465,000,000 16,465,000,000
Net Changes in Available-for-sale Debt and Marketable Equity Securities (2,781,000,000) (2,781,000,000) (2,781,000,000)
Net Changes in Foreign Currency Translation Adjustments 32,000,000 32,000,000 32,000,000
Net Changes in Derivatives (2,059,000,000) (2,059,000,000) (2,059,000,000)
Cash Dividends Paid, Common Stock 7,665,000,000 7,665,000,000
Cash Dividends Paid, Preferred Stock 18,000,000 18,000,000
Common Stock Issued under Employee Plans and Related Tax Benefits, Shares 79,579,000
Common Stock Issued Under Employee Plans and Related Tax Benefits, Value 3,222,000,000 (145,000,000) 3,077,000,000
Stock Repurchased During Period, Shares 126,437,000
Stock Repurchased During Period, Value 5,765,000,000 5,765,000,000
Other Changes in Shareholders' Equity (3,000,000) 16,000,000 (1,000,000) 12,000,000 16,000,000
Shares, Issued 3,999,688,000
Stockholders' Equity 271,000,000 41,693,000,000 67,552,000,000 (7,556,000,000) (427,000,000) 101,533,000,000 11,673,000,000
2004 Statement [Line Items]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss) 13,947,000,000 13,947,000,000 13,947,000,000
Net Changes in Available-for-sale Debt and Marketable Equity Securities (127,000,000) (127,000,000) (127,000,000)
Net Changes in Foreign Currency Translation Adjustments 13,000,000 13,000,000 13,000,000
Net Changes in Derivatives (185,000,000) (185,000,000) (185,000,000)
Cash Dividends Paid, Common Stock 6,452,000,000 6,452,000,000
Cash Dividends Paid, Preferred Stock 16,000,000 16,000,000
Common Stock Issued under Employee Plans and Related Tax Benefits, Shares 121,149,000
Common Stock Issued Under Employee Plans and Related Tax Benefits, Value 4,066,000,000 (127,000,000) 3,939,000,000
Stock Issued During Period, Shares, Acquisitions 1,186,728,000
Stock Issued During Period, Value, Acquisitions 271,000,000 46,480,000,000 46,751,000,000
Stock Repurchased During Period, Shares 147,859,000
Stock Repurchased During Period, Value 6,375,000,000 (89,000,000) 6,286,000,000
Stock Converted from One Class to Another Class, Shares (4,240,000)
Stock Converted from One Class to Another Class, Value 54,000,000 (54,000,000)
Other Changes in Shareholders' Equity (18,000,000) 43,000,000 (31,000,000) (6,000,000) (31,000,000)
Shares, Issued 4,046,546,000
Stockholders' Equity 271,000,000 44,236,000,000 58,773,000,000 (2,764,000,000) (281,000,000) 100,235,000,000 13,617,000,000
2003 Statement [Line Items]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares, Issued 2,882,288,000
Stockholders' Equity 54,000,000 29,000,000 51,162,000,000 (2,434,000,000) (154,000,000) 48,657,000,000