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(8) Other Liabilities (Details) - USD ($)
$ in Thousands
Sep. 27, 2015
Dec. 28, 2014
Other Liabilities [Abstract]    
Deferred rent $ 8,201 $ 8,435
DeferredCompensationLiabilityClassifiedNoncurrent 385 411
Asset retirement obligations 473 115
Other liabilities 8 159
Income Taxes Payable, Noncurrent 12 51
Total other liabilities $ 9,079 $ 9,171