BALANCE SHEET DETAILS (Narrative) (Details) (USD $) In Millions	3 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Mar. 31, 2011		Mar. 31, 2010
BALANCE SHEET DETAILS
Depreciation expense	$ 25	$ 28
Cash deposited into escrow for contingent payments to Playfish shareholders					100
Deferred net revenue (packaged goods and digital content), current	$ 530		$ 1,005	[1]

[1] Derived from audited consolidated financial statements.