Equity-Based Compensation - Schedule of Activity Related to Stock Option Awards (Detail) (Long-Term Incentive Options [Member], USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended
	Mar. 03, 2015	Mar. 31, 2015
Long-Term Incentive Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options, granted	903,270	903,270
Options, Exercised		0
Options, forfeited/expired		0
Options, Outstanding, Ending Balance		903,270
Options, Exercisable at March 31, 2015		0
Weighted Average Exercise Price, Granted	$ 18.96	$ 18.96
Weighted Average Exercise Price, Exercised		$ 0
Weighted Average Exercise Price, Forfeited/expired		$ 0
Weighted Average Exercise Price, Outstanding, Ending Balance		$ 18.96
Weighted Average Exercise Price, Exercisable at March 31, 2015		$ 0
Weighted Average Remaining Contractual Life, Outstanding at March 31, 2015		9 years 10 months 24 days
Weighted Average Remaining Contractual Life, Exercisable at March 31, 2015
Aggregate Intrinsic Value, Outstanding at March 31, 2015		$ 3,965
Aggregate Intrinsic Value, Exercisable at March 31, 2015		$ 0