Common Stock - Additional Information (Detail) (USD $)	1 Months Ended
	Oct. 31, 2010	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Dec. 28, 2013 Class A Common Stock	Dec. 29, 2012 Class A Common Stock	Dec. 31, 2011 Class A Common Stock	Jan. 01, 2011 Class A Common Stock	Dec. 28, 2013 Class B Common Stock [Member]	Dec. 29, 2012 Class B Common Stock [Member]	Dec. 31, 2011 Class B Common Stock [Member]
Class of Stock [Line Items]
Shares authorized for repurchase program	$ 400,000,000
Common stock to be repurchased under share repurchase program		$ 124,095,000
Common stock, shares authorized					500,000,000	500,000,000			135,000,000	135,000,000
Common stock, par value					$ 0.01	$ 0.01			$ 0.01	$ 0.01
Preferred stock, shares authorized		25,000,000	25,000,000
Preferred stock, par value		$ 0.01	$ 0.01
Common stock, shares issued					191,877,000	188,349,000			0	0	0
Common stock, shares outstanding					154,356,000	150,320,000	149,484,000	158,745,000	0	0	0
Preferred stock, shares issued		0	0	0
Preferred stock, shares outstanding		0	0	0