Investment in Hotel and Other Properties (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Property, Plant and Equipment [Abstract]
Land and land improvements	$ 587,348,000		$ 587,348,000		$ 563,524,000
Buildings and improvements	2,834,524,000		2,834,524,000		2,655,086,000
Furniture, fixtures and equipment	465,070,000		465,070,000		438,807,000
Intangibles	2,199,000		2,199,000		1,857,000
Total	3,889,141,000		3,889,141,000		3,659,274,000
Accumulated depreciation and amortization	(676,852,000)		(676,852,000)		(585,791,000)
Investment in hotel and other properties, net	3,212,289,000		3,212,289,000		3,073,483,000
Depreciation and amortization expense related to investment in hotel and other properties, excluding discontinued operations	31,500,000	30,700,000	94,500,000	95,400,000
Impairment loss	$ 0	$ 896,000	$ 0	$ 896,000