Leases - Additional Information (Detail) $ in Millions		12 Months Ended
	Jul. 30, 2012 USD ($) ft²	Dec. 31, 2016 USD ($) Hotel Contract
Leases Disclosure [Line Items]
Number of ground leases | Hotel		26
Operating leases information		Leases and subleases contain one or more renewal options
Aggregate contingent liabilities relating to our former restaurant business		$ 12.0
Minimum payments from restaurants and the Sub lessee payable to us under non-cancelable subleases		$ 7.0
Lower Limit
Leases Disclosure [Line Items]
Number of renewal options | Contract		1
Minimum additional renewal option period		5 years
Upper Limit
Leases Disclosure [Line Items]
Minimum additional renewal option period		10 years
New York Marriott Marquis | Vornado Realty Trust
Leases Disclosure [Line Items]
Lease term	20 years
Future minimum rental revenue under the non-cancelable lease on an annual basis	$ 12.5
Area of LED sign | ft²	25,000