DEFERRED REVENUE (Tables)

12 Months Ended

Dec. 31, 2016

Deferred Revenue Disclosure [Abstract]

Rollforward of deferred revenue

A rollforward of current deferred revenue follows.

	Williston Basin		Piceance/DJ Basins		Barnett Shale		Total current
	(In thousands)
Current deferred revenue, December 31, 2014	$	—	$	—	$	2,377	$	2,377
Additions	—		2,743		677		3,420
Less revenue recognized	—		2,743		2,377		5,120
Current deferred revenue, December 31, 2015	—		—		677		677
Additions	—		11,672		—		11,672
Less revenue recognized	—		11,672		677		12,349
Current deferred revenue, December 31, 2016	$	—	$	—	$	—	$	—

A rollforward of noncurrent deferred revenue follows.

	Williston Basin		Piceance/DJ Basins		Barnett Shale		Total noncurrent
	(In thousands)
Noncurrent deferred revenue, December 31, 2014	$	17,132	$	38,107	$	—	$	55,239
Additions	11,897		12,765		—		24,662
Less revenue recognized	27		34,388		—		34,415
Noncurrent deferred revenue, December 31, 2015	29,002		16,484		—		45,486
Additions	8,691		3,700		—		12,391
Less revenue recognized	—		412		—		412
Noncurrent deferred revenue, December 31, 2016	$	37,693	$	19,772	$	—	$	57,465