Investment In Hotel Properties (Narrative) (Details) $ in Thousands		1 Months Ended		12 Months Ended
	Feb. 04, 2016 USD ($) property $ / room room	Aug. 23, 2012 USD ($)	Jul. 22, 2011 USD ($)	Dec. 31, 2015 USD ($) property	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Jun. 23, 2014 USD ($)
Business Acquisition [Line Items]
Depreciation expense				$ 73,672	$ 68,418	$ 61,500
Acquisition costs				708	2,178
Assumption of Debt				28,902	24,924
Total Purchase Price				138,832	254,213
Gain on Hotel Acquisitions, Net					(12,667)	(12,096)
Gain Loss On Development Loan Impairment Recovery					22,494
Investment in hotel properties				$ 1,831,119	1,745,483
Insurance Recoveries					4,604	$ 403
Hurricane Sandy [Member]
Business Acquisition [Line Items]
Number of Real Estate Properties | property				2
Parrot Key Resort, Key West, FL [Member]
Business Acquisition [Line Items]
Revenue					9,145
Net Income (Loss)					2,978
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High					2,000
Business Combination, Contingent Consideration, Liability				$ 2,000	0
Total Purchase Price					$ 100,000
Acquisition Date					May 07, 2014
Hilton Garden Inn 52nd Street, New York, NY [Member]
Business Acquisition [Line Items]
Revenue					$ 10,439
Net Income (Loss)					2,573
Business acquisition, cash paid					27,500
Total Purchase Price		$ 84,000			112,285
Gain on Hotel Acquisitions, Net					13,594
Preopening exepenses					927
Development loan, principal amount					10,000
Business acquisition, cancellation of accrued interest receivable					12,494
Gain Loss On Development Loan Impairment Recovery					22,494
Mortgage loan					$ 45,000
Acquisition Date					May 27, 2014
Sanctuary Beach Resort In Monterey CA [Member]
Business Acquisition [Line Items]
Business acquisition, cash paid				39,500
Assumption of Debt				$ 14,700
Limited Service Hotels In Manhattan [Member] | Subsequent Event [Member]
Business Acquisition [Line Items]
Number of Real Estate Properties | property	7
Number of hotel rooms | room	1,087
Sale Agreement, Total Purchase Price	$ 571,400
Sale Agreement, Total Purchase Price, Per Key | $ / room	526
Preferred Joint Venture Partner, Ownership Percentage	70.00%
Percent owned (in hundredths)	30.00%
Hilton Garden Inn M Street, in Washington, DC [Member] | Subsequent Event [Member]
Business Acquisition [Line Items]
Number of hotel rooms | room	238
Total Purchase Price	$ 106,500
32 Pearl Street, New York, NY [Member]
Business Acquisition [Line Items]
Business acquisition, cash paid			$ 28,300
Acquisition Date			Jul. 22, 2011
Development costs							$ 9,564
Investment in hotel properties							$ 37,864
Holiday Inn Express, New York, NY [Member] | Hurricane Sandy [Member]
Business Acquisition [Line Items]
Number of Real Estate Properties | property				1
Estimated impairment charge				$ 1,586
Corresponding insurance claim				$ 1,486
Hampton Inn, Pearl Street, New York, NY [Member] | Hurricane Sandy [Member]
Business Acquisition [Line Items]
Number of Real Estate Properties | property				1
Estimated impairment charge				$ 1,997
Corresponding insurance claim				1,897
Aquisitions In 2015 [Member]
Business Acquisition [Line Items]
Revenue				7,150
Net Income (Loss)				$ 548
Aquisitions In 2014 [Member]
Business Acquisition [Line Items]
Revenue					$ 28,239
Net Income (Loss)					$ 6,219