CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net income (loss)	[1]	$ (75,722)	$ 70,079
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	[1]	37,872	37,595
Write-off of deferred loan costs	[1]	0	2,748
Gain on sale of Quest Integrity	[1]	0	(203,351)
Loss on debt extinguishment	[1]	1,585	17,719
Write-off of software cost	[1]	629	0
Amortization of debt issuance costs and debt discounts	[1]	18,725	35,509
Paid-in-kind interest	[1]	14,526	18,227
Allowance for credit losses	[1]	267	402
Foreign currency loss	[1]	734	1,698
Deferred income taxes	[1]	906	653
Gain on asset disposal	[1]	(231)	(4,721)
Non-cash compensation cost	[1]	1,590	247
Other, net	[1]	(4,413)	(4,569)
Changes in operating assets and liabilities:
Accounts receivable	[1]	7,335	(33,483)
Inventory	[1]	(2,058)	(1,655)
Prepaid expenses and other current assets	[1]	(7,527)	(3,201)
Accounts payable	[1]	2,818	(13,291)
Other accrued liabilities	[1]	(6,877)	15,195
Income taxes	[1]	(1,145)	6,264
Net cash used in operating activities	[1]	(10,986)	(57,935)
Cash flows from investing activities:
Capital expenditures	[1]	(10,430)	(24,690)
Net proceeds from sale of discontinued operations	[1]	0	260,841
Proceeds from disposal of assets	[1]	414	7,205
Net cash (used in) provided by investing activities	[1]	(10,016)	243,356
Cash flows from financing activities:
Borrowings under 2020 ABL Facility, gross	[1]	0	10,300
Payments under 2020 ABL Facility, gross	[1]	0	(72,300)
Borrowings under Corre Incremental Term Loan	[1]	47,500	0
Payments under Corre Incremental Term Loan	[1]	(319)	0
Repayments of Convertible Debt	[1]	(41,161)	0
Payments for debt issuance costs	[1]	(9,102)	(13,709)
Issuance of common stock, net of issuance costs	[1]	0	9,639
Taxes paid related to net share settlement of share-based awards	[1]	0	16
Other	[1]	(1,047)	(887)
Net cash used in financing activities	[1]	(1,899)	(191,971)
Effect of exchange rate changes on cash	[1]	253	(690)
Net decrease in cash and cash equivalents	[1]	(22,648)	(7,240)
Cash and cash equivalents at beginning of period	[1]	58,075	65,315
Cash and cash equivalents at end of period	[1]	35,427	58,075
Cash paid (refunded) during the year for:
Interest	[1]	19,503	29,187
Income taxes	[1]	3,921	(553)
Revolving Credit loans
Cash flows from financing activities:
Borrowings under 2022 ABL Credit Facility, gross	[1]	39,792	108,638
Payments under 2022 ABL Credit Facility, gross	[1]	(26,293)	(43,722)
Delayed Draw Term Loan
Cash flows from financing activities:
Borrowings under Corre Delayed Draw Term Loan, gross	[1]	0	35,000
ME/RE Loans
Cash flows from financing activities:
Borrowings under Corre Delayed Draw Term Loan, gross	[1]	27,398	0
Payments under ME/RE Loans	[1]	(1,575)	0
APSC Term Loan
Cash flows from financing activities:
Payments under APSC Term Loan, gross	[1]	$ (37,092)	$ (224,946)

[1] Consolidated statement of cash flows for the year ended December 31, 2022 includes cash flows from discontinued operations. See Note 2.