Shareholders' Equity - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	Dec. 30, 2011	Dec. 31, 2010	Dec. 30, 2009	Jan. 02, 2009
Stockholders Equity Note [Line Items]
Class A Common Stock, authorized (in shares)	800
Class A Common Stock, par value (per share)	$ 0.01
Preferred stock, authorized (in shares)	10
Class A Common Stock, outstanding (in shares)	333.0	366.9	358.2	353.4
Preferred stock, outstanding (in shares)	0
Accumulated other comprehensive income (loss)	$ (48)	$ (2)
Accumulated other comprehensive income (loss), currency translation adjustments	(35)	(4)
Accumulated other comprehensive income (loss), available-for-sale securities adjustment	(3)
Accumulated other comprehensive income (loss), cash flow hedges	(18)	2
Accumulated other comprehensive income (loss), reclassification adjustments, net of tax	$ 8