CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net income	$ 1,149	$ 1,085	$ 418
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Deferred income taxes	(10)	75	(278)
Impairment of goodwill and intangible assets (see Notes 10 and 11)	0	12	326
Depreciation and amortization	120	148	198
Loss on disposal of property and equipment	1	4	1
Amortization and write-off of capitalized software development costs and intellectual property licenses	208	287	319
Stock-based compensation expense before income taxes	126	103	131
Excess tax benefits from stock option exercises	(5)	(24)	(22)
Changes in operating assets and liabilities:
Accounts receivable	(46)	13	43
Inventories, net	(62)	(34)	124
Software development and intellectual property licenses	(301)	(254)	(313)
Other assets	88	(67)	17
Deferred revenues	153	(248)	293
Accounts payable	(54)	31	70
Accrued expenses and other liabilities	(22)	(179)	49
Net cash provided by operating activities	1,345	952	1,376
Cash flows from investing activities:
Proceeds from maturities of available-for-sale-investments	444	740	519
Proceeds from maturities of auction rate securities classified as trading securities	0	0	61
Proceeds from auction rate securities called at par	10	10	0
Payment of contingent consideration	0	(3)	(4)
Purchases of available-for-sale investments	(503)	(417)	(800)
Capital expenditures	(73)	(72)	(97)
(Increase) decrease in restricted cash	(2)	8	9
Net cash provided by (used in) investing activities	(124)	266	(312)
Cash flows from financing activities:
Proceeds from issuance of common stock to employees	33	69	81
Tax payment related to net share settlements of restricted stock rights	(16)	(15)	(8)
Repurchase of common stock	(315)	(692)	(959)
Dividends paid	(204)	(194)	(189)
Excess tax benefits from stock option exercises	5	24	22
Net cash used in financing activities	(497)	(808)	(1,053)
Effect of foreign exchange rate changes on cash and cash equivalents	70	(57)	33
Net increase (decrease) in cash and cash equivalents	794	353	44
Cash and cash equivalents at beginning of year	3,165	2,812	2,768
Cash and cash equivalents at end of year	$ 3,959	$ 3,165	$ 2,812