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Income Taxes - Components of Income Tax Expense (Benefit) (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 25, 2017
Mar. 26, 2016
Mar. 28, 2015
Income Tax Disclosure [Abstract]      
Current $ 26 $ 50 $ 77
Deferred 550 1,591 (2,636)
Valuation allowance (5,853) (1,591) $ 2,559
Income tax expense $ (5,277) $ 50