Goodwill and Other Intangibles Net - Summary of Changes in Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Finite and Indefinite Lived Intangible Assets [Line Items]
Indefinite-lived assets, carrying amount	$ 97,999	$ 90,569
Definite-lived assets, gross carrying amount	14,975	14,332
Intangible assets, gross carrying amount	112,974	104,901
Definite-lived assets, accumulated amortization	(10,968)	(8,496)
Intangible assets, accumulated amortization ending balance	(10,968)	(8,496)
Definite-lived assets, net carrying amount	4,007	5,836
Intangible assets, net carrying amount	$ 102,006	96,405
Minimum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	2 years
Maximum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	5 years
Trade Names [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Indefinite-lived assets, carrying amount	$ 64,672	60,762
Definite-lived assets, gross carrying amount	9,294	8,985
Definite-lived assets, accumulated amortization	(5,991)	(4,385)
Definite-lived assets, net carrying amount	$ 3,303	$ 4,600
Trade Names [Member] | Minimum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	2 months	8 months
Trade Names [Member] | Maximum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	5 years	9 years
Noncompete Agreements [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite-lived assets, gross carrying amount	$ 5,681	$ 5,347
Definite-lived assets, accumulated amortization	(4,977)	(4,111)
Definite-lived assets, net carrying amount	$ 704	$ 1,236
Noncompete Agreements [Member] | Minimum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	3 months	2 months
Noncompete Agreements [Member] | Maximum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Intangible asset estimated useful life	2 years	3 years
Licensing Agreements [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Indefinite-lived assets, carrying amount	$ 33,327	$ 29,807