Share-Based Compensation Restricted Stock Units (Details) (USD $)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition	1 year 8 months 12 days
Restricted Stock Units, Weighted Average Remaining Vest Period	1.8	2.0	2.4	0.0
Share-based Compensation Award, Restricted Stock Units, Vested in Period, Total Fair Value	$ 1,200,000	$ 500,000
Share-based Compensation Award, Restricted Stock Units Unvested, Number	346,384	274,851	133,138	0
Share-based Compensation Award, Restricted Stock Units, Weighted Average Grant Date Fair Value	$ 11.31	$ 10.50	$ 10.36
Stock Issued During Period, Shares, Restricted Stock Units	228,488	188,001	134,544
Restricted Stock Units, Granted, Weighted Average Grant Date Fair Value	$ 11.76	$ 10.56	$ 10.36
Stock Issued During Period, Shares, Restricted Stock Units, Vested	(116,504)	(44,052)	0
Stock Issued During Period, Shares, Restricted Stock Units, Forfeited	(40,451)	(2,236)	(1,406)
Restricted Stock Units, Forfeited, Weighted Average Grant Date Fair Value	$ 11.02	$ 10.34	$ 10.36
Share-based Compensation	3,207,000	3,128,000	2,394,000
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation	1,500,000
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	$ 2,900,000
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition	2 years