CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net revenues
Product sales	$ 990	$ 874
Subscription, licensing, and other revenues	334	298
Total net revenues	1,324	1,172
Costs and expenses
Cost of sales-product costs	260	257
Cost of sales-online subscriptions	57	69
Cost of sales-software royalties and amortization	61	31
Cost of sales-intellectual property licenses	38	7
Product development	125	114
Sales and marketing	107	79
General and administrative	89	102
Total costs and expenses	737	659
Operating income	587	513
Investment and other income (expense), net	2	1
Income before income tax expense	589	514
Income tax expense	133	130
Net income	$ 456	$ 384
Earnings per common share
Basic (in dollars per share)	$ 0.40	$ 0.34
Diluted (in dollars per share)	$ 0.40	$ 0.33
Weighted-average number of shares outstanding
Basic (in shares)	1,113	1,120
Diluted (in shares)	1,120	1,127
Dividends per common share (in dollars per share)	$ 0.19	$ 0.18