Commitments and Contingencies (Details) (Environmental Issue [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 28, 2013	Dec. 29, 2012
Environmental Issue [Member]
Loss Contingencies [Line Items]
Environmental Remediation Funding	$ 0.1
Letters of Credit Outstanding, Amount		0.3	0.2
Accrual for Environmental Loss Contingencies, Gross		$ 0.3