Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2015

Derivative Financial Instruments

Schedule of gain (loss) on commodity derivative instruments

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
	(in thousands)
Gain (loss) on derivative instruments	$	16,241	$	37,430	$	33,897	$	(1,611)

Schedule of derivative assets and liabilities

	Derivative Assets as of December 31, 2014
		Fair Value
		(in thousands)
Current assets	DerivativeInstruments	$	191,765
Total current asset fair value			191,765
Less:  Counterparty set-off			(31,548)
Total derivative asset net fair value		$	160,217

	Derivative Liabilities as of December 31, 2014
		Fair Value
		(in thousands)
Current liabilities	DerivativeInstruments	$	(4,645)
Current assets	DerivativeInstruments		(31,548)
Total current liability fair value			(36,193)
Long-term liabilities	DerivativeInstruments		(2,269)
Total long-term liability fair value			(2,269)
Less:  Counterparty set-off			31,548
Total derivative liability net fair value		$	(6,914)