Hotel Acquisitions and Dispositions Hotel Acquisitions and Dispositions - Summary of Hotel Dispositions (Details) $ in Thousands, $ in Millions			1 Months Ended					8 Months Ended		12 Months Ended
	Sep. 28, 2018 USD ($) Room Hotel	Sep. 25, 2018 USD ($) Room Hotel	Nov. 30, 2018 USD ($) Hotel Room	Mar. 31, 2018 USD ($)	Feb. 28, 2018 USD ($) Hotel Room	Dec. 31, 2017 USD ($)	May 31, 2017 USD ($) Room Hotel	Dec. 31, 2017 CAD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2019 USD ($) Hotel	Dec. 31, 2018 CAD ($) Room Hotel	Dec. 31, 2018 USD ($) Room Hotel	Dec. 31, 2017 CAD ($)	Dec. 31, 2017 USD ($)	Mar. 31, 2019 Hotel Room
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net Proceeds										$ 0		$ 309,062		$ 63,936
Impairment of long-lived assets										$ 2,679		$ 43,600		$ 25,169
Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accumulated foreign currency translation loss									$ 14,500
Impairment of long-lived assets								$ 12.4			$ 37.4		$ 19.2
Hotel | Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of properties sold | Hotel										0
Extended Stay America | Hotel | Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of Hotels | Hotel	16	16	14		25						1	1			1
Number of Rooms | Room	1,772	1,677	1,386		2,420						160	160			101
Net Proceeds	$ 58,144	$ 60,710	$ 34,855	$ 44,090	$ 111,156	$ 15,985
Gain (Loss) on Sale	(3,014)	6,293	1,331	$ 31,058	6,810	$ 11,870
Impairment charges	$ 6,300	$ 24,300	$ 16,800		$ 2,100
Extended Stay Canada | Hotel | Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of Hotels | Hotel							3
Number of Rooms | Room							500
Net Proceeds							$ 43,551
Gain (Loss) on Sale							$ (1,894)
Other Hotel Brand | Hotel | Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of Hotels | Hotel							1
Number of Rooms | Room							101
Net Proceeds							$ 5,092
Gain (Loss) on Sale							(2)
Impairment charges							$ 1,700