Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 9,979	$ (1,696)
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income tax (benefit)		(610)
Equity method investment loss	236	249
Depreciation, depletion and amortization	14,977	15,443
Loss on extinguishment of debt		853
Gain on disposal or abandonment of assets, net	(21)	(24)
Amortization of debt issuance costs	497	404
Asset retirement obligations accretion	427	399
Cash paid on asset retirement obligation reclamation	(156)	(639)
Stock-based compensation	1,084	666
Amortization of contract liabilities	(35,669)	(24,529)
Accretion on contract liabilities	1,560
Change in current assets and liabilities:
Accounts receivable	2,856	5,709
Inventory	367	(6,613)
Parts and supplies	(1,033)	(1,483)
Prepaid expenses	(330)	(37)
Accounts payable and accrued liabilities	3,124	(8,015)
Contract liabilities	37,297	35,355
Other	3,224	937
Net cash provided by operating activities	38,419	16,369
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(11,693)	(14,874)
Proceeds from sale of equipment	21	24
Net cash used in investing activities	(11,672)	(14,850)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on bank debt	(33,000)	(26,500)
Borrowings of bank debt	12,000	12,000
Payments on lease financing	(1,693)	(1,238)
Proceeds from sale and leaseback arrangement		1,927
Issuance of related party notes payable		5,000
Debt issuance costs		(38)
ATM offering		6,580
Taxes paid on vesting of RSUs		(1)
Net cash used in financing activities	(22,693)	(2,270)
Increase (decrease) in cash, cash equivalents, and restricted cash	4,054	(751)
Cash, cash equivalents, and restricted cash, beginning of period	12,153	7,123
Cash, cash equivalents, and restricted cash, end of period	16,207	6,372
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH:
Cash and cash equivalents	6,891	1,635
Restricted cash	9,316	4,737
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents	16,207	6,372
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest	1,830	3,083
SUPPLEMENTAL NON-CASH FLOW INFORMATION:
Change in capital expenditures included in accounts payable and prepaid expense	$ (1,649)	(5,290)
Stock issued on redemption of convertible notes and interest		$ 9,721