Equity - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Stockholders Equity [Line Items]
Partnership exchangeable units	6,374,002
Noncontrolling interest recognized in connection with VIE restaurants	$ 4.5	$ 0.7
Distributions declared on Partnership exchangeable	31.9
Class A Common Units [Member]
Stockholders Equity [Line Items]
Distributions declared on Partnership exchangeable	$ 32.5
Preferred Stock, Dividend Rate, Percentage	9.00%
Partnerships Exchangeable Units [Member]
Stockholders Equity [Line Items]
Partnership exchangeable units	6,400,000
Distributions declared on Partnership exchangeable	$ 31.9