Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2015

Fair Value Disclosures [Abstract]

Summary of the valuation of the Company's financial assets and liabilities that were accounted for at fair value on a recurring basis

The following tables summarize the valuation of the Company’s financial assets and liabilities that were accounted for at fair value on a recurring basis in accordance with the classifications provided above as of June 30, 2015 and December 31, 2014 (in thousands).

	Fair Value Measurements at June 30, 2015 using
Description	Level 1		Level 2			Level 3		Total
Assets (Liabilities)
Oil, natural gas and NGL derivatives	$	—	$	23,847		$	—	$	23,847
Oil, natural gas and NGL derivatives	—		(387		)	—		(387		)
Total	$	—	$	23,460		$	—	$	23,460

	Fair Value Measurements at December 31, 2014 using
Description	Level 1		Level 2		Level 3		Total
Assets
Oil, natural gas and NGL derivatives	$	—	$	55,549	$	—	$	55,549
Total	$	—	$	55,549	$	—	$	55,549