Supplemental Information to Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Dividends Payable [Line Items]
Interest Paid, Net of Capitalized Interest	$ 19,792	$ 17,242
Interest Paid, Capitalized	0	206
Income Taxes Paid	2,008	1,420
Distributions payable on shares/units	22,159
Issuance of common shares for board of trustees compensation	421	207
Mortgage loan assumed in connection with acquisition	50,725	90,448
Below (above) market rate contracts assumed in connection with acquisition	1,826	5,146
NonCash Acquisition, Capital Lease Obligation	10,758	0
Deposit Applied To Purchase Price Of Acquisition	0	4,000
Accrued additions and improvements to hotel properties	2,086	1,308
Common Shares [Member]
Dividends Payable [Line Items]
Distributions payable on shares/units	16,609	10,068
Preferred Shares [Member]
Dividends Payable [Line Items]
Distributions payable on shares/units	$ 5,550	$ 5,203