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Stock Activity Related to Restricted Stock Units Vested (Detail) - Restricted Stock Units - USD ($)
$ in Thousands
11 Months Ended 12 Months Ended
Oct. 02, 2015
Sep. 30, 2016
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]    
Tax benefits related to restricted stock units vested $ 104 $ 162
Intrinsic value of restricted stock units vested $ 912 $ 3,847