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Accrued Expenses (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 27, 2014
Dec. 28, 2013
Payables and Accruals [Abstract]    
Compensation and benefits $ 7,967 $ 8,233
Provision for customer rebates, claims and allowances 7,756 6,202
Advanced customer deposits 4,382 1,862
Outstanding checks in excess of cash 2,025 3,873
Other 7,474 6,032
Accrued expenses $ 29,604 $ 26,202