Discontinued Operations - Hotel Properties Held for Sale and Sold (Narrative) (Details) (USD $)	3 Months Ended					6 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2014 property	Jun. 30, 2014 property	Mar. 31, 2014 property	Sep. 30, 2013	Jun. 30, 2013 property	Dec. 31, 2013 property	Sep. 30, 2014 property	Sep. 30, 2013 property	Dec. 31, 2014 item	Dec. 31, 2013 property
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of hotels held for sale	12	12			12		10	12		19
Number of hotels sold	4					7	10		10	17
Aggregate net gain on sale of hotels							$ 2,700,000
Gain (losses) on sale of property		500,000
Interest expense allocated to discontinued operations	259,000			508,000			1,059,000	2,285,000
Number of hotels reclassified as held for sale		3	1
Moberly, Missouri Super 8 [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (losses) on sale of property	1,200,000
Omaha, Nebraska ("M Street"), Super 8 [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (losses) on sale of property	$ 1,000,000