Management Agreements and Leases - Marriott No. 5 (Details) - Hotel $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($) agreement hotel	Mar. 31, 2018 USD ($)
Management Agreements and Leases [Line Items]
Number of properties owned | hotel	327
Marriott No 5 contract
Management Agreements and Leases [Line Items]
Number of properties owned | hotel	1
Operating agreement annual rent and return | $	$ 10,518
Realized returns and rents | $	$ 2,630	$ 2,580
Number of renewal options | agreement	4
Term of renewal options	15 years