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Fair Value Measurements And Derivative Instruments (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Derivatives, Fair Value [Line Items]
Unrealized gain (loss) recognized in accumulated other comprehensive income	$ 108	$ 18	$ 1,410
Unrealized gain (loss) reclassified from accumulated other comprehensive income to interest expense	1,567
Gain (loss) to be reclassified to interest expense during next 12 months	177
Impairment of Discontinued Assets		1,800	$ 10,314
Carrying (Reported) Amount, Fair Value Disclosure [Member]
Derivatives, Fair Value [Line Items]
Carrying value and estimated fair value of debt	1,177,087	918,923
Estimate of Fair Value, Fair Value Disclosure [Member]
Derivatives, Fair Value [Line Items]
Carrying value and estimated fair value of debt	1,170,901	$ 916,877
Holiday Inn Express Camp Springs, MD [Member]
Derivatives, Fair Value [Line Items]
Impairment of Discontinued Assets	3,723
Non-core Hotel Properties [Member]
Derivatives, Fair Value [Line Items]
Impairment of Discontinued Assets	$ 6,591