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Other Current Liabilities (Details) - USD ($)
$ in Thousands
Apr. 01, 2016
Jan. 01, 2016
Other Liabilities, Current [Line Items]    
Accrued salaries and wages $ 2,482 $ 1,909
Accrued bonuses 736 2,114
Accrued severance 139 133
Accrued insurance 707 540
Customer credit balances 267 203
Accrued income taxes 28 217
Accrued audit fees 162 314
Other [1] 1,434 875
Other current liabilities $ 5,955 $ 6,305
[1] No item in “Other” above exceeds 5% of the total other current liabilities