Discontinued Operations (Details) (USD $)	1 Months Ended	12 Months Ended			1 Months Ended			1 Months Ended				12 Months Ended
	Sep. 30, 2012 item	Dec. 31, 2012 item	Dec. 31, 2011 item	Dec. 31, 2010 item	Aug. 31, 2012 Marriott Del Mar	Apr. 30, 2011 Royal Palm Miami Beach	Dec. 31, 2012 Royal Palm Miami Beach	Jul. 31, 2011 Commercial laundry facility located in Salt Lake City, Utah	Jun. 30, 2011 Commercial laundry facility located in Salt Lake City, Utah	Oct. 31, 2011 Valley River Inn	Sep. 30, 2012 Portfolio sale item	Dec. 31, 2010 Renaissance Westchester	Dec. 31, 2012 Kahler Grand and commercial laundry facility	Dec. 31, 2011 Kahler Grand and commercial laundry facility
Discontinued Operations
Number of hotels and/or other assets sold	3	4	2
Number of hotels and/or other assets held for sale		4
Net proceeds received on sale of property					$ 17,700,000	$ 129,800,000		$ 100,000		$ 16,100,000	$ 28,600,000
Non-recourse mortgage cancelled				253,500,000	47,100,000					11,500,000	75,600,000	29,200,000
Gain (loss) on sale		38,292,000	14,912,000		25,500,000	14,000,000		(100,000)		900,000	12,700,000
Amount of debt reclassified													27,300,000	29,000,000
Write-off of deferred financing fees		185,000	42,000	123,000	48,000						100,000
Cash received on sale of property						39,800,000
Issuance of note receivable			90,000,000			90,000,000
Deferred incentive management fees liability assumed by buyer of hotel											2,200,000
Maximum future payments which the entity may receive as per an earn-out right							20,000,000
Number of separate mortgages											3
Number of hotel properties deeded back to lenders or sold by the receiver				10
Impairment loss			1,495,000	1,943,000					1,500,000
Number of hotels of which disposal completed pursuant to secured debt restructuring program				11
Gain (loss) on extinguishment of debt				79,500,000								6,700,000
Additional gain on extinguishment of debt deferred until all significant contingencies are resolved				$ 18,100,000