DEFERRED REVENUE (Tables)

12 Months Ended

Dec. 31, 2015

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, January 1, 2014	$	—	$	—	$	1,555	$	1,555
Additions	—		—		2,610		2,610
Less revenue recognized	—		—		1,788		1,788
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

A rollforward of noncurrent deferred revenue follows.

	Williston Basin		Piceance/DJ Basins		Barnett Shale		Total noncurrent
	(In thousands)
Noncurrent deferred revenue, January 1, 2014	$	6,389	$	23,294	$	—	$	29,683
Additions	10,743		14,813		—		25,556
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