Long-term Debt - Schedule of Long-term Instruments (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Long-term debt	$ 2,126,729		$ 2,146,599
Current portion of long-term debt	(109,530)		(80,892)
Total long-term debt, net	2,017,199		2,065,707
7.50% Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 495,197		$ 494,682
Debt Instrument, Interest Rate Terms	Fixed rate
Debt instrument, stated interest rate (percent)	7.50%		7.50%
Unamortized discount on long-term debt	$ 4,800		$ 5,300
Term Loan Facility [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Increase (Decrease)		(0.75%)
Long-term debt	$ 1,436,647		$ 1,503,831
Description of variable interest rate basis	LIBOR or base rate
Debt Instrument, Interest Rate at Period End	4.25%		4.25%
Unamortized discount on long-term debt	$ 36,000		$ 42,100
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	$ 45,000		$ 0
Description of variable interest rate basis	LIBOR or base rate
Debt Instrument, Interest Rate at Period End	4.38%		0.00%
Restructured Land Loan [Member]
Debt Instrument [Line Items]
Long-term debt	$ 110,780		$ 106,783
Debt Instrument, Interest Rate at Period End	3.69%		3.67%
Unamortized discount on long-term debt	$ 3,300		$ 6,700
Debt instrument, Extension Fee, Percentage	1.00%
Other Long-term Debt [Member]
Debt Instrument [Line Items]
Long-term debt	$ 39,105		41,303
Unamortized discount on long-term debt	$ 0		$ 0
Long-term Debt, weighted average interest rate	3.95%		3.98%
Restructured Land Loan [Member] | Term Loan Facility [Member]
Debt Instrument [Line Items]
Description of variable interest rate basis	LIBOR or base rate
Restructured Land Loan [Member] | Restructured Land Loan [Member]
Debt Instrument [Line Items]
Debt Instrument, Term of Extension Period	1 year
Debt Instrument, Number of Extensions	2
Debt Instrument, Period that Interest Expense is Paid In Kind	5 years