REVENUES (Tables)

6 Months Ended

Jun. 30, 2020

REVENUES

Schedule of disaggregation of revenues

	Three months ended				Six months ended
	June 30,				June 30,
(in thousands)	2020		2019		2020		2019
Oilfield services transferred at a point in time	$	—	$	—	$	—	$	—
Oilfield services transferred over time		89,300		358,516		333,077		693,172
Total revenues	$	89,300	$	358,516	$	333,077	$	693,172

Schedule of contract assets included in accounts receivable

	June 30,		December 31,		June 30,		December 31,
(in thousands)	2020		2019		2019		2018
Unbilled trade receivables	$	21,578	$	52,052	$	95,898	$	56,408