Derivative Instruments (Details) (USD $)	12 Months Ended			1 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jul. 31, 2011	Mar. 02, 2013	Sep. 28, 2012
Derivative [Line Items]
Change in fair value of derivative instruments	$ (90,000)	$ (291,000)	$ (921,000)
Interest Rate Swap [Member]
Derivative [Line Items]
Assets Needed for Immediate Settlement, Aggregate Fair Value	11,200,000
Derivative Instruments, Gain Recognized in Other Comprehensive Income (Loss), Effective Portion		772,000
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion	(7,999,000)		(18,918,000)
Number of derivative instruments held	2
Derivative, notional amount	1,000,000,000
Derivative, lower fixed interest rate (percentage)	1.77%				1.29%
Derivative, higher fixed interest rate (percentage)	2.13%				2.03%
Derivative, description of variable rate basis	LIBOR
Estimated gain (loss) expected to be reclassified from accumulated other comprehensive income to income	8,400,000
Cash Flow Hedges [Member]
Derivative [Line Items]
Number of derivative instruments held	2				3
Amount of AOCI that will be recognized in statement of operations in future periods						1,100,000	28,600,000
Variable-to-fixed Interest Rate [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Number of derivative instruments held					3
Derivative, notional amount					1,300,000,000.0
Fixed Interest Rate [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Number of derivative instruments held					1
Derivative, notional amount					228,500,000.0
LIBOR [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative instrument, term for variable interest rate	1 month
Minimum [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Variable Interest Rate	1.00%				1.50%
Interest Expense, Net [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Amount of Loss Reclassified from Accumulated Other Comprehensive Income into Income (Effective Portion)	(12,896,000)	(13,133,000)	(12,446,000)
Change in Fair Value of Derivative Instruments [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Amount of Gain (Loss) on Derivatives Recognized in Income (Ineffective Portion and Amount Excluded from Effectiveness Testing)	(90,000)	(87,000)	(860,000)
Designated as Hedging Instrument [Member] | Other Accrued Liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative liability, fair value	4,149,000	0
Designated as Hedging Instrument [Member] | Other Long-term Liabilities [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative liability, fair value	6,105,000	13,030,000
Not Designated as Hedging Instrument [Member] | Interest Rate Products [Member]
Derivative [Line Items]
Change in fair value of derivative instruments	0	(204,000)	(61,000)
Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member] | Fixed Interest Rate [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Effective fixed interest rate on hedged variable interest rate debt	5.29%
Green Valley Ranch Gaming LLC [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Payment to Terminate Derivative Instrument				3,000,000
Opco [Member] | Minimum [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Variable Interest Rate			1.25%
GVR [Member] | Cash Flow Hedges [Member]
Derivative [Line Items]
Amount of Gain (Loss) on Derivatives Recognized in Income (Ineffective Portion and Amount Excluded from Effectiveness Testing)			$ 700,000
Amended Interest Rate Swap [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Number of derivative instruments held	1