Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs (Schedule of Hotel Operating Revenue) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Hotel Operating Revenue, Departmental Expenses and Other Property-Related Costs [Abstract]
Room revenue	$ 200,238	$ 184,327	$ 370,067	$ 344,834
Food and beverage revenue	45,471	42,162	85,256	79,105
Other operating departments	12,570	12,317	23,978	23,405
Total hotel operating revenue	$ 258,279	$ 238,806	$ 479,301	$ 447,344