Related Party Transactions (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Jul. 23, 2010
Notional Amount of Derivatives [Line Items]
Notional amount of foreign currency derivatives	$ 355	$ 85
Pre-tax net unrealized gain (loss) on foreign exchange contracts and swaps with Vivendi	(1)	(1)	1
Pre-tax net realized gain (loss) in General and Administrative	5	(1)	(9)
Gain (Loss) on Foreign Currency Derivatives Recorded in Earnings, Net	2	(7)	(2)
Unsecured credit agreement terminated July 23, 2010, revolving credit facility amount				475
Vivendi Games
Notional Amount of Derivatives [Line Items]
Royalty Expense	$ 2	$ 5	$ 12