GOODWILL (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Rollforward of goodwill by reportable segment

A rollforward of goodwill by reportable segment and in total follows.

	Piceance/DJ Basins			Williston Basin			Marcellus Shale		Total
	(In thousands)
Goodwill, January 1, 2015	$	45,478		$	203,373		$	16,211	$	265,062
Goodwill impairment	(45,478		)	(203,373		)	—		(248,851		)
Goodwill, December 31, 2015	—			—			16,211		16,211
Goodwill impairment	—			—			—		—
Goodwill, December 31, 2016	$	—		$	—		$	16,211	$	16,211

Accumulated goodwill impairments by reportable segment for those reporting units that have previously recognized goodwill follow.

	December 31,
	2016		2015		2014
	(In thousands)
Accumulated goodwill impairment:
Piceance/DJ Basins	$	45,478	$	45,478	$	—
Williston Basin	257,572		257,572		54,199
Total accumulated goodwill impairment	$	303,050	$	303,050	$	54,199