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Fair Value of Financial Instruments - Carrying Value and Fair Value Estimate of Current and Long Term Debt (Detail) - USD ($)
$ in Thousands
Sep. 29, 2016
Jun. 30, 2016
Sep. 24, 2015
Fair Value Disclosures [Abstract]      
Carrying value of long-term debt: $ 31,393 $ 32,290 $ 34,825
Fair value of long-term debt: $ 32,657 $ 35,479 $ 38,285