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Goodwill and Other Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Detail) - Successor
$ in Thousands
12 Months Ended
Jan. 03, 2017
USD ($)
Goodwill And Other Intangible Asset [Line Items]  
December 29, 2015 $ 318,275
Adjustment to purchase price allocation (781)
Acquisition of franchise-operated restaurants 969
January 3, 2017 $ 320,025