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Accrued Expenses - Summary of Accrued Expenses (Detail) - USD ($)
$ in Thousands
Dec. 31, 2017
Jan. 01, 2017
Payables And Accruals [Abstract]    
Payroll and related expense $ 23,670 $ 24,224
Occupancy expense 10,005 10,981
Sales tax 9,674 11,376
Other 24,877 30,306
Accrued expenses $ 68,226 $ 76,887