Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 1,870	$ 1,653	$ 3,770	$ 3,276
Other comprehensive income (loss), net of reclassification adjustments and taxes:
Foreign currency translation (losses) gains	(17)	18	16	(155)
Effective portion of cash flow hedges	(6)	(115)	(185)	63
Net unrealized gains (losses) on available-for-sale securities	184	(108)	542	32
Other	1	0	1	0
Other comprehensive income (loss), net of taxes	162	(205)	374	(60)
Comprehensive income	$ 2,032	$ 1,448	$ 4,144	$ 3,216

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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