Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs (Schedule of Hotel Operating Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs [Abstract]
Room revenue	$ 182,066	$ 200,238	$ 344,372	$ 370,067
Food and beverage revenue	42,151	45,471	81,995	85,256
Other operating departments	11,832	12,570	22,967	23,978
Total hotel operating revenue	$ 236,049	$ 258,279	$ 449,334	$ 479,301