BASIS OF PRESENTATION (Tables)

6 Months Ended

Jun. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Components of Oil, Gas, and NGL Sales

The following tables present the impact on our Oil sales, Gas sales, and NGL sales and on our Transportation, processing, and other operating costs from the application of ASC 606 in the current reporting period:

	Three Months Ended June 30,
	2018							2017
(in thousands)	Pre- ASC 606 Adoption		Impact of ASC 606			Post- ASC 606 Adoption		As Reported
Oil sales	$	342,184	$	—		$	342,184	$	232,453
Gas sales	84,727		(3,940		)	80,787		132,474
NGL sales	125,126		(3,711		)	121,415		80,886
Total oil, gas, and NGL sales	$	552,037	$	(7,651	)	$	544,386	$	445,813
Transportation, processing, and other operating costs	$	59,584	$	(7,651	)	$	51,933	$	58,624

	Six Months Ended June 30,
	2018							2017
(in thousands)	Pre- ASC 606 Adoption		Impact of ASC 606			Post- ASC 606 Adoption		As Reported
Oil sales	$	693,907	$	—		$	693,907	$	456,519
Gas sales	197,404		(6,896		)	190,508		264,419
NGL sales	230,739		(15,327		)	215,412		161,312
Total oil, gas, and NGL sales	$	1,122,050	$	(22,223	)	$	1,099,827	$	882,250
Transportation, processing, and other operating costs	$	119,321	$	(22,223	)	$	97,098	$	113,647