REVENUES (Tables)

9 Months Ended

Sep. 30, 2021

REVENUES

Schedule of disaggregation of revenues

	Three months ended				Nine months ended
	September 30,				September 30,
(in thousands)	2021		2020		2021		2020
Oilfield services transferred at a point in time	$	—	$	—	$	—	$	—
Oilfield services transferred over time		225,310		116,588		596,677		449,665
Total revenues	$	225,310	$	116,588	$	596,677	$	449,665

Schedule of contract assets included in accounts receivable

	September 30,		December 31,
(in thousands)	2021		2020
Unbilled trade receivables	$	52,710	$	29,574