Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs (Schedule of Hotel Departmental Expenses) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs [Abstract]
Room	$ 44,748	$ 44,423	$ 87,447	$ 86,934
Room as a percent of total hotel operating revenue	18.90%	18.80%	19.60%	19.30%
Food and beverage	$ 32,592	$ 31,278	$ 63,548	$ 61,974
Food and beverage as a percent of total hotel operating revenue	13.80%	13.30%	14.20%	13.80%
Other operating departments	$ 4,039	$ 4,331	$ 7,822	$ 8,780
Other operating departments as a percent of total hotel operating revenue	1.70%	1.80%	1.80%	2.00%
Hotel departmental expenses	$ 81,379	$ 80,032	$ 158,817	$ 157,688
Hotel departmental expenses as a percent of total hotel operating revenue	34.40%	33.90%	35.60%	35.10%