Disposition Of Hotel Properties And Discontinued Operations (Narrative) (Details) $ in Thousands	3 Months Ended			6 Months Ended		28 Months Ended
	Jun. 30, 2017 USD ($) property	Mar. 31, 2017 USD ($)	Jun. 30, 2016 USD ($) property	Jun. 30, 2017 USD ($) property	Jun. 30, 2016 USD ($) property	Jan. 31, 2017 property	Jan. 01, 2017 property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels | property	19			19
Number of properties sold | property	3		7	5	11
Number of hotels reclassified as held for sale that represent a strategic shift | property						0
Net gain on sale of properties				$ 5,031	$ 12,945
Continuing Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net gain on sale of properties	$ 5,031		$ 8,886	$ 5,031	12,264
Held For Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels | property	2			2			7
Impairment Loss [Member] | Sold [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment (loss) recovery, Continuing operations, Sold hotels			$ (116)		$ (402)
Impairment Recovery [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment (loss) recovery, Continuing operations, Sold hotels		$ 80
Impairment Recovery [Member] | Sold [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment (loss) recovery, Continuing operations, Sold hotels				$ 80