Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	2 Months Ended	3 Months Ended		7 Months Ended	9 Months Ended
	Feb. 14, 2014	Sep. 27, 2015	Sep. 28, 2014	Sep. 28, 2014	Sep. 27, 2015	Dec. 28, 2014
Tax Credit Carryforward [Line Items]
Unrecognized tax benefits		$ 3,900			$ 3,900	$ 1,900
Unrecognized tax benefits that would decrease effective tax rate and provision for income taxes, if recognized		1,600			1,600
Expected decrease in unrecognized tax benefits within next twelve months		200			200
Total amount of interest and penalties accrued related to unrecognized tax benefits		$ 1,900			$ 1,900	$ 1,500
Successor [Member]
Tax Credit Carryforward [Line Items]
Effective income tax rate		32.00%	34.30%	28.40%	66.80%
Deferred income taxes				$ (56,431)	$ (19,101)
Predecessor [Member]
Tax Credit Carryforward [Line Items]
Effective income tax rate	59.10%
Deferred income taxes	$ (1,785)
The Senior Secured Credit Facilities [Member] | Base Rate [Member]
Tax Credit Carryforward [Line Items]
Debt Instrument, Additional Margin on Basis Spread of Variable Rate	2.00%