| 2007 | 2006 | 2005 | 2004-12-31 |
| Common Stock at Par Value [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Stockholders' Equity | 9,000,000 | 9,000,000 | 9,000,000 | |
Additional Paid-in Capital [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Stock - Based Compensation Expense (Excluding tax Benefit) | 228,000,000 | 200,000,000 | 155,000,000 | |
Stock-based Compensation Tax Benefit | 73,000,000 | 59,000,000 | 52,000,000 | |
Stockholders' Equity | 2,785,000,000 | 2,484,000,000 | 2,225,000,000 | 2,018,000,000 |
Retained Earnings [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Adjustment to Beginning Balance to Initially Apply FIN48 | (1,000,000) | | | |
Net Income | 4,096,000,000 | | | |
Cumulative Translation Adjustment | | 3,851,000,000 | 3,111,000,000 | |
Cash Dividends | 1,380,000,000 | 1,376,000,000 | 1,286,000,000 | |
Issuances Pursuant to Stock Option and Benefit Plans | (332,000,000) | (257,000,000) | (308,000,000) | |
Stockholders' Equity | 20,316,000,000 | 17,933,000,000 | 15,715,000,000 | 14,198,000,000 |
Treasury Stock [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Treasury Stock, Value, Acquired, Cost Method | 3,237,000,000 | 2,332,000,000 | 2,377,000,000 | |
Issuances Pursuant to Stock Option and Benefit Plans | 1,160,000,000 | 841,000,000 | 915,000,000 | |
Issuances Pursuant to Acquisitions | 13,000,000 | | | |
Stockholders' Equity | (10,520,000,000) | (8,456,000,000) | (6,965,000,000) | (5,503,000,000) |
Stock Transactions, Parenthetical Disclosures [Abstract] | | | | |
| Reacquired Stock | 39,700,000 | 31,200,000 | 30,700,000 | |
Issuances Pursuant to Stock Options and Benefit Plans, Shares | 14,300,000 | 11,000,000 | 11,700,000 | |
Issuances Pursuant to Acquisitions | 200,000 | | | |
Treasury Stock, Shares | 234,900,000 | 209,700,000 | 189,500,000 | |
Unearned Compensation [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Amortization of Unearned Compensation | 42,000,000 | 40,000,000 | 18,000,000 | |
Stockholders' Equity | (96,000,000) | (138,000,000) | (178,000,000) | (196,000,000) |
Accumulated Other Comprehensive Income [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Cumulative Translation Adjustment | 532,000,000 | 506,000,000 | (578,000,000) | |
Defined Benefit Pension Plans Adjustment | 614,000,000 | 7,000,000 | (46,000,000) | |
Debt and Equity Securities - Unrealized Gain (Loss) | (10,000,000) | (1,000,000) | 1,000,000 | |
Cash Flow Hedging Instruments - Unrealized Gain (Loss) | (10,000,000) | (56,000,000) | 80,000,000 | |
Adjustment to Initially Apply SFAS No. 158 | | 1,918,000,000 | | |
Stockholders' Equity | (747,000,000) | (1,873,000,000) | (411,000,000) | 132,000,000 |
Equity Component [Domain] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Stock - Based Compensation Expense (Excluding tax Benefit) | 228,000,000 | 200,000,000 | 155,000,000 | |
Stock-based Compensation Tax Benefit | 73,000,000 | 59,000,000 | 52,000,000 | |
Adjustment to Beginning Balance to Initially Apply FIN48 | (1,000,000) | | | |
Net Income | 4,096,000,000 | 3,851,000,000 | 3,111,000,000 | |
Cumulative Translation Adjustment | 532,000,000 | 506,000,000 | (578,000,000) | |
Defined Benefit Pension Plans Adjustment | 614,000,000 | 7,000,000 | (46,000,000) | |
Debt and Equity Securities - Unrealized Gain (Loss) | (10,000,000) | (1,000,000) | 1,000,000 | |
Cash Flow Hedging Instruments - Unrealized Gain (Loss) | (10,000,000) | (56,000,000) | 80,000,000 | |
Cash Dividends | 1,380,000,000 | 1,376,000,000 | 1,286,000,000 | |
Treasury Stock, Value, Acquired, Cost Method | 3,237,000,000 | 2,332,000,000 | 2,377,000,000 | |
Issuances Pursuant to Stock Option and Benefit Plans | 828,000,000 | 584,000,000 | 607,000,000 | |
Issuances Pursuant to Acquisitions | 13,000,000 | | | |
Amortization of Unearned Compensation | 42,000,000 | 40,000,000 | 18,000,000 | |
Adjustment to Initially Apply SFAS No. 158 | | 1,918,000,000 | | |
Stockholders' Equity | 11,747,000,000 | 9,959,000,000 | 10,395,000,000 | |
Comprehensive Income, Net of Tax [Abstract] | | | | |
| Comprehensive Income, Net of Tax | 5,222,000,000 | 4,307,000,000 | 2,568,000,000 | |
Stock Transactions, Parenthetical Disclosures [Abstract] | | | | |
| Reacquired Stock | 39,700,000 | 31,200,000 | 30,700,000 | |
Issuances Pursuant to Stock Options and Benefit Plans, Shares | (14,300,000) | (11,000,000) | (11,700,000) | |
Issuances Pursuant to Acquisitions | (200,000) | | | |
Treasury Stock, Shares | 234,877,025 | 209,670,254 | 189,494,669 | 170,500,000 |
Comprehensive Income [Member] | Statement [Line Items] | | | | |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | |
| Net Income | 4,096,000,000 | 3,851,000,000 | 3,111,000,000 | |
Cumulative Translation Adjustment | 532,000,000 | 506,000,000 | (578,000,000) | |
Defined Benefit Pension Plans Adjustment | (614,000,000) | (7,000,000) | 46,000,000 | |
Debt and Equity Securities - Unrealized Gain (Loss) | (10,000,000) | (1,000,000) | 1,000,000 | |
Cash Flow Hedging Instruments - Unrealized Gain (Loss) | (10,000,000) | (56,000,000) | 80,000,000 | |
Comprehensive Income, Net of Tax [Abstract] | | | | |
| Comprehensive Income, Net of Tax | 5,222,000,000 | 4,307,000,000 | 2,568,000,000 | |