CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Net revenues
Product sales	$ 768	$ 643	$ 1,829	$ 1,629
Subscription, licensing, and other revenues	378	324	766	646
Total net revenues	1,146	967	2,595	2,275
Costs and expenses
Cost of sales - product costs	213	235	512	572
Cost of sales - massively multi-player online role-playing game ("MMORPG")	59	53	122	109
Cost of sales - software royalties and amortization	47	51	109	150
Cost of sales - intellectual property licenses	24	29	53	72
Product development	116	100	258	237
Sales and marketing	90	125	150	181
General and administrative	127	74	228	143
Restructuring	3	0	22	0
Total costs and expenses	679	667	1,454	1,464
Operating income	467	300	1,141	811
Investment and other income, net	2	1	5	1
Income before income tax expense	469	301	1,146	812
Income tax expense	134	82	308	212
Net income	$ 335	$ 219	$ 838	$ 600
Earnings per common share
Basic (in dollars per share)	$ 0.29	$ 0.18	$ 0.71	$ 0.48
Diluted (in dollars per share)	$ 0.29	$ 0.17	$ 0.71	$ 0.47
Weighted-average shares outstanding
Basic (in shares)	1,141	1,232	1,157	1,239
Diluted (in shares)	1,150	1,248	1,166	1,254
Dividends per common share (in dollars per share)	$ 0	$ 0	$ 0.165	$ 0.15