Supplemental Information to Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Non Cash Investing and Financing Information [Line Items]
Interest paid, net of capitalized interest	$ 20,300	$ 22,589
Interest capitalized	680	0
Income taxes paid (refunded)	(4)	(163)
Non-Cash Investing and Financing Activities:
Distributions payable on shares/units	9,304		$ 58,564
Accrued additions and improvements to hotel properties	7,124	2,313
Right of use assets obtained in exchange for lease liabilities	0	247,162
Purchase of ground lease	0	16,444
Common shares/units
Non-Cash Investing and Financing Activities:
Distributions payable on shares/units	1,746	50,621
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