Shares Held in Trust Treated as Treasury Shares - Additional Information (Detail)		1 Months Ended	12 Months Ended
	Dec. 28, 2013	May 31, 2008 PSU Plan [Member]	Dec. 29, 2012 2010 Equity Incentive Plan [Member]
Shares Held In Trust Treated As Treasury Shares [Line Items]
Common stock shares issued to trustee		2,300,000
Common stock shares distributed from trustee share			700,000
Shares held in trust	0