Commitments and Contingencies - Additional Information (Detail)	6 Months Ended
	Jun. 30, 2016 USD ($) Hotel	Dec. 31, 2015 USD ($) Hotel	Jun. 30, 2015 USD ($)
Variable Interest Entity [Line Items]
Total number of hotels in which company has variable interest entity | Hotel	23	22
Loans to owners	$ 64,000,000
Unfunded loan commitments expected to be funded in total	46,000,000
Unfunded loan commitments to be funded in next twelve months	14,000,000
Equity and other potential contributions associated with managed, franchised or joint venture properties	289,000,000
Equity and other potential contributions associated with managed, franchised or joint venture properties expected to be funded within one year	77,000,000
Surety bonds issued	13,000,000
Reserve for claims			$ 6,000,000
Range of possible loss, minimum	0
Range of possible loss, maximum	26,000,000
Performance Guarantee [Member]
Variable Interest Entity [Line Items]
Cure of a performance guarantee	$ 4,000,000
Number of hotels | Hotel	2
VIEs 23 [Member]
Variable Interest Entity [Line Items]
Investment associated with VIEs	$ 106,000,000
Loan balance with VIEs	$ 1,000,000
VIEs 22 [Member]
Variable Interest Entity [Line Items]
Investment associated with VIEs		$ 106,000,000
Loan balance with VIEs		$ 1,000,000