Summary of Significant Accounting Policies (Details)	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Significant Accounting Policies [Line Items]
Operating Cycle	P13W	P13W
Minimum [Member]
Significant Accounting Policies [Line Items]
Normal Operating Cycle	P13W
Maximum [Member]
Significant Accounting Policies [Line Items]
Normal Operating Cycle	P14W