Goodwill and Intangible Assets - Gross Carrying Amount and Accumulated Amortization of Intangible Assets Other Than Goodwill (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2015	Sep. 30, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets, Net [Abstract]
Intangible assets with finite lives, impairment		$ (109,910)	$ (109,910)
Intangible assets with finite lives, Accumulated Amortization		(73,719)	(58,123)
Intangible assets, Gross Carrying Amount		360,702	279,002
Intangible assets, Net Carrying Amount		177,073	110,969
Customer-Related and Other
Finite-Lived Intangible Assets, Net [Abstract]
Intangible assets with finite lives, Gross Carrying Amount		78,925	49,225
Intangible assets with finite lives, impairment		0	0
Intangible assets with finite lives, Accumulated Amortization		(35,970)	(33,700)
Intangible assets with finite lives, Net Carrying Amount		42,955	15,525
Trademarks
Finite-Lived Intangible Assets, Net [Abstract]
Intangible assets with finite lives, Gross Carrying Amount		229,777	229,777
Intangible assets with finite lives, impairment	$ (109,900)	(109,910)	(109,910)
Intangible assets with finite lives, Accumulated Amortization		(37,749)	(24,423)
Intangible assets with finite lives, Net Carrying Amount		82,118	95,444
Trademarks
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Intangible assets with indefinite lives, Gross Carrying Amount		$ 52,000	$ 0