Commitments and Contingencies - Legal Proceedings (Details)	1 Months Ended
	Dec. 18, 2015 lawsuit	Mar. 31, 2012 hotel
Pricing Investigation by Korea Fair Trade Commission
Loss Contingencies [Line Items]
Number of hotels included in pricing investigation, managed by Company | hotel		2
Challenge to Starwood Combination
Loss Contingencies [Line Items]
Loss Contingency, New Claims Filed, Number | lawsuit	7