Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities
Net loss	$ (13,510)	$ (7,663)
Adjustments to reconcile net (loss) income to net cash used in operating activities:
Depreciation and amortization	13,874	16,035
Amortization of ROU operating leases	4,456	3,612
Amortization of ROU finance leases	3,008	2,391
Write-off of debt issuance costs upon debt modification	119
Amortization of deferred debt issuance costs	1,067	290
Deferred income taxes	(76)	20
Stock-based compensation	1,833	2,115
Gain on disposal of assets, net	(7,914)	(4,561)
Allowance for credit losses	26	262
Change in operating assets and liabilities:
Accounts receivable	(9,410)	(21,375)
Income tax receivable	(66)	(73)
Inventory	(514)	(893)
Prepaid expenses and other	3,076	6,239
Contract assets	(715)	(7,845)
Accounts payable	(36,223)	27,339
Accrued liabilities	7,096	(2,329)
Operating lease liabilities	(4,566)	(3,556)
Income tax payable	3	(84)
Contract liabilities	9,935	(823)
Net cash (used in) provided by operating activities	(28,501)	9,101
Cash flows from investing activities:
Proceeds from sale of property and equipment	12,069	4,472
Purchase of property and equipment	(6,678)	(10,627)
Net cash provided by (used in) investing activities	5,391	(6,155)
Cash flows from financing activities:
Borrowings on credit	89,491	9,000
Payments made on borrowings on credit	(73,236)	(18,219)
Proceeds from failed sale-leaseback arrangement	14,140
Proceeds from sale-leaseback financing	2,359
Loan costs from borrowings on credit	(6,532)	(664)
Payments of finance lease liabilities	(2,524)	(2,235)
Payments related to tax withholding for stock-based compensation	(491)	(384)
Net cash provided by (used in) financing activities	23,207	(12,502)
Net change in cash, cash equivalents and restricted cash	97	(9,556)
Cash, cash equivalents and restricted cash at beginning of period	3,784	12,293
Cash, cash equivalents and restricted cash at end of period	3,881	2,737
Supplemental disclosures of cash flow information, cash paid during the period for:
Interest	10,111	1,990
Taxes, net of refunds	$ 615	$ 533