Summary of Significant Accounting Policies (Details)	3 Months Ended		6 Months Ended
	Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014
Significant Accounting Policies [Line Items]
Operating Cycle	91 days	91 days	273 days	273 days
Minimum [Member]
Significant Accounting Policies [Line Items]
Normal Operating Cycle			91 days
Maximum [Member]
Significant Accounting Policies [Line Items]
Normal Operating Cycle			98 days