Share-Based Compensation (Details 2)	12 Months Ended				12 Months Ended						26 Months Ended		44 Months Ended	96 Months Ended			12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 29, 2012 Options	Dec. 28, 2013 2006 Incentive Plan	Dec. 28, 2013 2006 Incentive Plan On or after April 30, 2010	Dec. 28, 2013 2006 Incentive Plan On or after March 12, 2008 and before April 30, 2010	Dec. 28, 2013 2006 Incentive Plan Before March 12, 2008	Dec. 28, 2013 2006 Incentive Plan Shares approved in 2008	Dec. 28, 2013 2006 Incentive Plan Shares approved in 2010	Dec. 28, 2013 2006 Incentive Plan Shares approved in 2012	Apr. 29, 2010 2006 Incentive Plan Restricted shares or units	Mar. 12, 2008 2006 Incentive Plan Restricted shares or units	Dec. 28, 2013 2006 Incentive Plan Restricted shares or units	Dec. 28, 2013 2006 Incentive Plan Options	Dec. 28, 2013 1998 Plan	Dec. 28, 2013 1998 Plan Options	Dec. 29, 2012 LTIP Options
Share-based compensation
Fungibility ratio (as a percent)					183.00%	220.00%	180.00%
Actual Shares
Restricted shares or units granted/reserved											352,932	471,827	1,196,776
Cancellation of restricted shares or units											91,964	91,277	302,374
Shares Using Fungibility Ratio
Maximum shares of common stock issuable				4,874,000				210,000	1,464,000	2,500,000
Shares initially reserved for issuance				500,000
Restricted shares or units granted/reserved increase (decrease), available for grant											(776,450)	(849,289)	(2,190,100)
Cancellation of restricted shares or units increase (decrease), available for grant											202,321	164,299	553,345
Options granted (in shares)	(262,463)	0	0											(916,118)			0
Options cancelled (in shares)														183,208
Options forfeited (in shares)	126,203													10,000
Shares available for grant				1,255,216						1,700,000					1,000,000	0