Summary of Significant Accounting Policies - Additional Information (Detail)		12 Months Ended
	Oct. 01, 2015 USD ($)	Dec. 31, 2015 USD ($) Franchise Segment	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Finite-Lived Intangible Assets [Line Items]
Percentage of gross revenue required to pay franchise fees		5.00%
Franchise fees		$ 22,100,000	$ 21,700,000	$ 23,900,000
Software development costs wrote off		5,300,000
Software development costs amortized		4,500,000
Software development costs			100,000
Net book value of capitalized software		700,000	1,500,000
Marketing and promotional costs expensed		$ 31,900,000	24,300,000	$ 22,600,000
Number of franchises | Franchise		728
Impairment loss of goodwill	$ 0
Impairment loss of other intangible assets	0
Number of reportable segment | Segment		1
Asset in property, plant and equipment		$ 2,277,265,000	2,259,413,000
Liability in property, plant and equipment		2,031,804,000	2,140,096,000
Expected reclassification from other assets to long term debt		22,600,000
Property, Plant and Equipment, Other Types [Member]
Finite-Lived Intangible Assets [Line Items]
Asset in property, plant and equipment		1,800,000
Liability in property, plant and equipment		1,800,000
Accumulated depreciation		$ 0	$ 0
Franchise Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment loss of franchise rights	$ 0
Software Development [Member]
Finite-Lived Intangible Assets [Line Items]
Other finite-lived intangible assets useful lives		5 years