Investment In Hotel Properties (Wholly Owned Hotel Properties Acquired) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Total Purchase Price	$ 384,684	$ 139,511
Assumption of Debt	55,350	28,902
Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	112,779	41,589
Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	240,829	81,588
Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	29,186	8,858
Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price	1,155	6,498
Loan Costs [Member]
Business Acquisition [Line Items]
Total Purchase Price	$ 735	$ 978
Sanctuary Beach Resort, Marina, CA [Member]
Business Acquisition [Line Items]
Acquisition Date	Jan. 28, 2016
Total Purchase Price	$ 40,164
Assumption of Debt	14,750
Premium on debt assumed	50
Sanctuary Beach Resort, Marina, CA [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	20,278
Sanctuary Beach Resort, Marina, CA [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	17,319
Sanctuary Beach Resort, Marina, CA [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	2,369
Sanctuary Beach Resort, Marina, CA [Member] | Loan Costs [Member]
Business Acquisition [Line Items]
Total Purchase Price	$ 198
Hilton Garden Inn M Street, Washington, DC [Member]
Business Acquisition [Line Items]
Acquisition Date	Mar. 09, 2016
Total Purchase Price	$ 108,708
Hilton Garden Inn M Street, Washington, DC [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	30,793
Hilton Garden Inn M Street, Washington, DC [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	67,420
Hilton Garden Inn M Street, Washington, DC [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	9,621
Hilton Garden Inn M Street, Washington, DC [Member] | Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price	874
Lease-in-place intangible asset	648
Intangible asset, advanced bookings	76
Intangible asset, franchise fees	$ 150
Envoy Hotel, Boston, MA [Member]
Business Acquisition [Line Items]
Acquisition Date	Jul. 21, 2016
Total Purchase Price	$ 112,625
Envoy Hotel, Boston, MA [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	25,264
Envoy Hotel, Boston, MA [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	75,979
Envoy Hotel, Boston, MA [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	11,251
Envoy Hotel, Boston, MA [Member] | Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price	131
Lease-in-place intangible asset	126
Intangible asset, below market lease liability	319
Intangible asset, advanced bookings	199
Intangible asset, franchise fees	$ 125
Courtyard, Sunnyvale, CA [Member]
Business Acquisition [Line Items]
Acquisition Date	Oct. 20, 2016
Total Purchase Price	$ 75,687
Assumption of Debt	40,600
Courtyard, Sunnyvale, CA [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	17,694
Courtyard, Sunnyvale, CA [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	53,272
Courtyard, Sunnyvale, CA [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	4,034
Courtyard, Sunnyvale, CA [Member] | Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price	150
Intangible asset, franchise fees	150
Courtyard, Sunnyvale, CA [Member] | Loan Costs [Member]
Business Acquisition [Line Items]
Total Purchase Price	$ 537
The Ambrose, Santa Monica, CA [Member]
Business Acquisition [Line Items]
Acquisition Date	Dec. 01, 2016
Total Purchase Price	$ 47,500
The Ambrose, Santa Monica, CA [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price	18,750
The Ambrose, Santa Monica, CA [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price	26,839
The Ambrose, Santa Monica, CA [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price	$ 1,911
St. Gregory Hotel, Washington, DC [Member]
Business Acquisition [Line Items]
Acquisition Date		Jun. 16, 2015
Total Purchase Price		$ 61,032
Assumption of Debt		28,902
Premium on debt assumed		3,050
St. Gregory Hotel, Washington, DC [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price		23,764
St. Gregory Hotel, Washington, DC [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price		33,005
St. Gregory Hotel, Washington, DC [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price		3,240
St. Gregory Hotel, Washington, DC [Member] | Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price		45
St. Gregory Hotel, Washington, DC [Member] | Loan Costs [Member]
Business Acquisition [Line Items]
Total Purchase Price		$ 978
TownePlace Suites, Sunnyvale, CA [Member]
Business Acquisition [Line Items]
Acquisition Date		Aug. 25, 2015
Total Purchase Price		$ 27,800
TownePlace Suites, Sunnyvale, CA [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price		18,999
TownePlace Suites, Sunnyvale, CA [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price		2,348
TownePlace Suites, Sunnyvale, CA [Member] | Other Intangibles [Member]
Business Acquisition [Line Items]
Total Purchase Price		6,453
Intangible asset, ground lease		6,353
Intangible asset, franchise fees		$ 100
Ritz-Carlton Georgetown, DC [Member]
Business Acquisition [Line Items]
Acquisition Date		Dec. 29, 2015
Total Purchase Price		$ 50,679
Ritz-Carlton Georgetown, DC [Member] | Land [Member]
Business Acquisition [Line Items]
Total Purchase Price		17,825
Ritz-Carlton Georgetown, DC [Member] | Building and Improvements [Member]
Business Acquisition [Line Items]
Total Purchase Price		29,584
Ritz-Carlton Georgetown, DC [Member] | Furniture, Fixtures And Equipment [Member]
Business Acquisition [Line Items]
Total Purchase Price		$ 3,270