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Other Current Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 27, 2013
Dec. 28, 2012
Other Liabilities, Current [Line Items]    
Accrued salaries and wages $ 1,962 $ 1,950
Accrued bonuses 985 500
Accrued severance 776 499
Customer credit balances 190 324
Accrued insurance 196 515
Accrued audit fees 384 396
Accrued tax preparation fees 343 119
Accrued income taxes 411 451
Other 805 [1] 948 [1]
Other Liabilities, Current $ 6,052 $ 5,702
[1] No item in “Other” above exceeds 5% of the total other current liabilities