Operating Segments and Geographic Region (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Operating Segments and Geographic Region
Number of operating segments			3
Segment Reporting Information [Line Items]
Consolidated net revenues	$ 1,050	$ 1,075	$ 2,375	$ 2,247
Net effect from changes in the deferral of net revenues	442	21	962	606
Number of concentration risk customers	0	0	0	0
Total platform
Segment Reporting Information [Line Items]
Consolidated net revenues	1,013	1,028	2,287	2,135
Console
Segment Reporting Information [Line Items]
Consolidated net revenues	590	514	1,339	1,203
Online subscriptions
Segment Reporting Information [Line Items]
Consolidated net revenues	233	220	508	475
Other
Segment Reporting Information [Line Items]
Consolidated net revenues	90	143	245	259
PC
Segment Reporting Information [Line Items]
Consolidated net revenues	100	151	195	198
Total geographic region
Segment Reporting Information [Line Items]
Consolidated net revenues	1,050	1,075	2,375	2,247
Total geographic area long-lived assets	132		132		141
North America
Segment Reporting Information [Line Items]
Consolidated net revenues	562	562	1,300	1,163
Total geographic area long-lived assets	92		92		90
Europe
Segment Reporting Information [Line Items]
Consolidated net revenues	402	403	889	888
Total geographic area long-lived assets	32		32		40
Asia Pacific
Segment Reporting Information [Line Items]
Consolidated net revenues	86	110	186	196
Total geographic area long-lived assets	8		8		11
Operating segments total
Segment Reporting Information [Line Items]
Consolidated net revenues	608	1,054	1,413	1,641
Activision
Segment Reporting Information [Line Items]
Consolidated net revenues	347	373	771	645
Blizzard
Segment Reporting Information [Line Items]
Consolidated net revenues	224	634	554	884
Distribution
Segment Reporting Information [Line Items]
Consolidated net revenues	$ 37	$ 47	$ 88	$ 112