Cash Flow Disclosures And Non Cash Investing And Financing Activities (Non-cash Investing And Financing Activities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Non-cash Investing and Financing Activities
Common Shares issued as part of the Dividend Reinvestment Plan	$ 60	$ 77	$ 81
Acquisition of hotel properties:
Assets acquired through joint venture assignment and assumption	0	0	49,999
Debt assumed, including premium	0	0	44,483
Deposit paid in prior period towards acquisition which closed in current period	0	1,000	0
Conversion of note payable and accrued interest to Non-Controlling Interest	0	3,387	0
Conversion of Common Units to Common Shares	0	1,173	392
Issuance of share based payments	12,924	13,661	9,572
Accrued payables for fixed assets placed into service	2,506	2,912	3,403
Cumulative Effect of Adoption of ASC 610-20	0	129,021	0
Adjustment to Record Non-Controlling Interest at Redemption Value	488	2,708	0
Adjustment to Record Right of Use Asset & Lease Liability	55,515	0	0
Amortization related to Right of Use Asset & Lease Liability	$ 967	$ 0	$ 0