Goodwill and Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 471,493	$ 471,493
Net of accumulated impairment losses	796,700	796,700
Lease Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Definite life intangibles	5,800	6,000
Franchise Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Franchise assets	$ 74,900	$ 74,900