Reit Conversion - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Oct. 01, 2012	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Real Estate Properties [Line Items]
Sales price of management rights and intellectual property	$ 210,000
Purchase price to the Management Rights	190,000
Purchase price IP Rights	$ 20,000
Term of management rights for income amortization		65 years
REIT conversion costs		$ 0	$ 0	$ 22,190
Reit Conversion Costs [Member]
Real Estate Properties [Line Items]
Employment and severance costs				14,400
Professional fees				2,700
Various other transition costs				$ 5,100