Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2021

Commitments and Contingencies Disclosure [Abstract]

Schedule of contingent liabilities

The Company’s contingent liabilities (Level 3) at September 30, 2021 and 2020 were as follows:

	Frac Tech
	(in thousands)
Balance at December 31, 2020	$	604
Revaluation adjustments	(124)
Payments	(110)
Balance at September 30, 2021	$	370

	Magnum		Frac Tech		Total
	(in thousands)
Balance at December 31, 2019	$	2,609	$	1,359	$	3,968
Revaluation adjustments	766		15		781
Payments	(1,125)		(206)		(1,331)
Terminations	(2,250)		—		(2,250)
Balance at September 30, 2020	$	—	$	1,168	$	1,168