Disposition of Hotel Properties (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) property	Dec. 31, 2018 USD ($) property item	Dec. 31, 2017 USD ($) property item
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels	15
Number of impaired properties
Impairment (loss) recovery, Sold hotels | $
Sold [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels	1	4	8
Net gain on sale of properties | $	$ 62	$ 5,707	$ 7,049
Held For Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels	0	1