Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred tax liabilities:
Depreciation	$ 173,863	$ 211,903
Original Issue Discount on 2032 Notes	17,957	16,269
Equity investments in production facilities	8,029	50,685
Prepaid and other	1,883	4,211
Total deferred tax liabilities	201,732	283,068
Deferred tax assets:
Net operating losses	(23,595)	(23,076)
Reserves, accrued liabilities and other	(52,672)	(53,973)
Total deferred tax assets	(76,267)	(77,049)
Valuation allowance	1,936	23,076
Net deferred tax liabilities	127,401	229,095
Current deferred tax assets	(53,573)	(31,180)
Non-current deferred tax liabilities	$ 180,974	$ 260,275