Fair Value of Financial Instruments (Details) (Fair Value, Measurements, Recurring, USD $)	Mar. 30, 2013	Dec. 29, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets	$ 1,309,000	$ 1,248,000
Fair Value, Transfers Between Level 1 and Level 2, Description and Policy [Abstract]
Fair value assets Level 1 to Level 2 transfers	0
Fair value assets Level 2 to Level 1 transfers	0
Fair value liabilities Level 1 to Level 2 transfers	0
Fair value liabilities Level 2 to Level 1 transfers	0
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets	0	0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets	1,309,000	1,248,000
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets	0	0
Hygiene contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities	(1,309,000)	(1,248,000)
Hygiene contracts | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities	0	0
Hygiene contracts | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities	(1,309,000)	(1,248,000)
Hygiene contracts | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liabilities	$ 0	$ 0