Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Statement of Comprehensive Income [Abstract] | ||
| Net income | $ 1,931 | $ 908 |
| Other comprehensive income (loss), net of tax | ||
| Foreign currency translation and other | 84 | 197 |
| Defined benefit plans, net | (122) | 554 |
| Other comprehensive income (loss), net of tax | (38) | 751 |
| Comprehensive income | 1,893 | 1,659 |
| Comprehensive loss attributable to noncontrolling interests | 42 | 28 |
| Comprehensive income attributable to stockholders | $ 1,935 | $ 1,687 |