Investment in Mesquite (Details) (Mesquite, USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Mesquite
Schedule of Equity Method Investments [Line Items]
Net operating revenues	$ 26,476	$ 26,998
Operating income	3,166	4,296
Net loss	$ 2,201	$ 2,831