CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash flows from operating activities:
Net income	$ 1,085	$ 418	$ 113
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Deferred income taxes	75	(278)	(256)
Impairment of goodwill and intangible assets (see Notes 10 and 11)	12	326	409
Depreciation and amortization	148	198	347
Loss on disposal of property and equipment	4	1	2
Amortization and write-off of capitalized software development costs and intellectual property licenses	287	319	281
Stock-based compensation expense	103	131	156
Excess tax benefits from stock option exercises	(24)	(22)	(79)
Changes in operating assets and liabilities:
Accounts receivable	13	43	235
Inventories, net	(34)	124	21
Software development and intellectual property licenses	(254)	(313)	(308)
Other assets	(67)	17	(110)
Deferred revenues	(248)	293	503
Accounts payable	31	70	(18)
Accrued expenses and other liabilities	(179)	49	(113)
Net cash provided by operating activities	952	1,376	1,183
Cash flows from investing activities:
Capital expenditures	(72)	(97)	(69)
Proceeds from maturities of auction rate securities classified as trading securities	0	61	0
Proceeds from sale of available-for-sale investments	0	0	2
Proceeds from auction rate securities called at par	10	0	0
Proceeds from maturities of available-for-sale-investments	740	519	44
Purchases of available-for-sale investments	(417)	(800)	(425)
Decrease in restricted cash	8	9	5
Payment of contingent consideration	(3)	(4)	0
Net cash provided by (used in) investing activities	266	(312)	(443)
Cash flows from financing activities:
Proceeds from issuance of common stock to employees	54	73	81
Repurchase of common stock	(692)	(959)	(1,109)
Excess tax benefits from stock option exercises	24	22	79
Dividends paid	(194)	(189)	0
Net cash used in financing activities	(808)	(1,053)	(949)
Effect of foreign exchange rate changes on cash and cash equivalents	(57)	33	19
Net increase (decrease) in cash and cash equivalents	353	44	(190)
Cash and cash equivalents at beginning of year	2,812	2,768	2,958
Cash and cash equivalents at end of year	$ 3,165	$ 2,812	$ 2,768