Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs (Schedule of Hotel Departmental Expenses) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs [Abstract]
Room	$ 44,032	$ 44,485	$ 131,479	$ 131,419
Room as a percent of total hotel operating revenue	19.90%	19.90%	19.70%	19.50%
Food and beverage	$ 28,227	$ 29,457	$ 91,775	$ 91,431
Food and beverage as a percent of total hotel operating revenue	12.80%	13.20%	13.80%	13.60%
Other operating departments	$ 3,820	$ 4,572	$ 11,642	$ 13,352
Other operating departments as a percent of total hotel operating revenue	1.70%	2.00%	1.70%	2.00%
Hotel departmental expenses	$ 76,079	$ 78,514	$ 234,896	$ 236,202
Hotel departmental expenses as a percent of total hotel operating revenue	34.40%	35.10%	35.20%	35.10%