CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net income	$ 2,890	$ 1,798
Other comprehensive income:
Change in foreign currency translation adjustment	115	337
Available-for-sale investments:
Change in net unrealized gains	196	(4)
Less: reclassification adjustment for net gains included in net income	(107)	(18)
Net change (net of tax effect of $17 and $18)	89	(22)
Cash flow hedges:
Change in unrealized gains	(35)	(63)
Less: reclassification adjustment for gains included in net income	(23)	(9)
Net change (net of tax effect of $51 and $34)	(58)	(72)
Other comprehensive income	146	243
Comprehensive income	$ 3,036	$ 2,041