Share-Based Compensation Restricted Share Awards activity (Details) (USD $) In Millions, except Share data, unless otherwise specified	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]
Restricted Stock Awards, Weighted Average Remaining Vest Period	0.0	0.0	0.5	0.5
Stock Issued During Period, Shares, Restricted Stock Award, Gross	0	0	13,347
Restricted Stock Awards, Granted, Weighted Average Grant Date Fair Value		$ 0.00	$ 9.95
Stock Issured During Period, Shares, Restricted Stock Award, Vested	0	(13,347)	(7,303)
Restricted Stock Awards, Vested, Weighted Average Grant Date Fair Value	$ 0.00	$ 9.95	$ 10.60
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	0	0	0
Share-based Compensation Award, Restricted Stock Award Unvested, Number	0	0	13,347	7,303
Share-based Compensation Award, Restricted Stock Award, Unvested, Weighted Average Grant Date Fair Value	$ 0.00	$ 0.00	$ 9.95	$ 10.60
Share-based Compensation Award, Restricted Stock Award, Vested in Period, Total Fair Value		$ 0.1	$ 0.1