Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net income (loss)	$ 513	$ (57)
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax of $(24) and $(1)	102	(243)
Net change in unrealized gains (losses) on available-for-sale securities:
Unrealized gains (losses), net of tax of $0 and $0	6	1
Reclassification adjustment for losses (gains) included in “Other income (expense), net,” net of tax of $(1) and $0	1	1
Net unrealized gains (losses) on available-for-sale securities	7	2
Total other comprehensive income (loss)	109	(241)
Comprehensive income (loss)	$ 622	$ (298)