Supplemental Information to Statements of Cash Flows (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Non Cash Investing and Financing Information [Line Items]
Interest paid, net of capitalized interest	$ 44,184	$ 47,741
Interest capitalized	1,247	0
Income taxes paid	865	1,461
Non-Cash Investing and Financing Activities:
Distributions payable on shares/units	9,308		$ 58,564
Accrued additions and improvements to hotel properties	4,405	4,040
Right of use assets obtained in exchange for lease liabilities	0	247,139
Purchase of ground lease	0	16,444
Write off of Deferred Debt Issuance Cost	0	1,281
Common shares/units
Non-Cash Investing and Financing Activities:
Distributions payable on shares/units	1,750	50,749
Preferred shares
Non-Cash Investing and Financing Activities:
Distributions payable on shares/units	7,558	7,558
Board of Trustees compensation
Non-Cash Investing and Financing Activities:
Issuance of shares/units	$ 637	$ 740