CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income	$ 569	$ 838
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income taxes	29	119
Depreciation and amortization	45	52
Amortization and write-off of capitalized software development costs and intellectual property licenses	102	124
Stock-based compensation expense	49	43
Excess tax benefits from stock option exercises	(3)	(4)
Changes in operating assets and liabilities:
Accounts receivable, net	421	518
Inventories, net	15	21
Software development and intellectual property licenses	(146)	(116)
Other assets	246	209
Deferred revenues	(564)	(1,164)
Accounts payable	(228)	(216)
Accrued expenses and other liabilities	(290)	(368)
Net cash provided by operating activities	245	56
Cash flows from investing activities:
Proceeds from maturities of available-for-sale investments	253	374
Payment of contingent consideration	0	(3)
Purchases of available-for-sale investments	(302)	(300)
Capital expenditures	(26)	(18)
Increase in restricted cash	1	10
Net cash (used in) provided by investing activities	(74)	63
Cash flows from financing activities:
Proceeds from issuance of common stock to employees	20	26
Repurchase of common stock	(315)	(501)
Dividends paid	(204)	(192)
Excess tax benefits from stock option exercises	3	4
Net cash used in financing activities	(496)	(663)
Effect of foreign exchange rate changes on cash and cash equivalents	(54)	66
Net decrease in cash and cash equivalents	(379)	(478)
Cash and cash equivalents at beginning of period	3,165	2,812
Cash and cash equivalents at end of period	$ 2,786	$ 2,334