Investment in Mesquite (Details) (Mesquite, USD $)	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2012 Successor	Jun. 30, 2012 Successor	Jun. 30, 2011 Predecessor	Jun. 30, 2011 Predecessor
Schedule of Equity Method Investments [Line Items]
Net operating revenues	$ 26,034	$ 54,497	$ 26,187	$ 53,647
Operating income	94	3,212	1,227	3,352
Net income (loss)	$ (1,369)	$ 263	$ 492	$ 2,735