v3.23.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
OPERATING ACTIVITIES:        
Net income (loss) $ 16,915 $ (3,386) $ 38,966 $ (13,520)
Deferred income taxes 1,510 421 4,430 244
Equity income (loss) – Sunrise Energy 217 (188) 148 (338)
Cash distribution - Sunrise Energy     625 0
Depreciation, depletion and amortization 17,169 11,164 35,145 20,695
Loss on sale of assets     58 (367)
Amortization of debt issuance costs 1,024 817 2,236 1,508
Asset retirement obligations accretion 461 250 912 496
Cash paid on asset retirement obligation reclamation     (931) (1,184)
Stock-based compensation     2,001 108
Provision for loss on customer contracts     0 159
Amortization of contract asset and contract liabilities     (22,162) 0
Other     704 485
Change in operating assets and liabilities:        
Accounts receivable     8,461 (3,571)
Inventory     (9,322) (6,107)
Parts and supplies     (5,564) (2,232)
Prepaid expenses     282 705
Accounts payable and accrued liabilities     (11,867) 4,065
Deferred revenue     121 0
Cash provided by operating activities     44,243 279
INVESTING ACTIVITIES:        
Capital expenditures     (30,610) (22,903)
Proceeds from sale of equipment     62 758
Cash used in investing activities     (30,548) (22,145)
FINANCING ACTIVITIES:        
Payments on bank debt     (37,013) (14,700)
Borrowings of bank debt     26,000 33,700
Issuance of convertible note     0 1,000
Issuance of related party convertible notes payable     0 9,000
Debt issuance costs     (1,629) (590)
Taxes paid on vesting of RSUs     (1,109) 0
Cash (used in) provided by financing activities     (13,751) 28,410
(Decrease) increase in cash, cash equivalents, and restricted cash     (56) 6,544
Cash, cash equivalents, and restricted cash, beginning of period     6,426 5,829
Cash, cash equivalents, and restricted cash, end of period 6,370 12,373 6,370 12,373
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH CONSIST OF THE FOLLOWING:        
Cash and cash equivalents 2,337 8,882 2,337 8,882
Restricted cash 4,033 3,491 4,033 3,491
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents $ 6,370 $ 12,373 6,370 12,373
SUPPLEMENTAL CASH FLOW INFORMATION:        
Cash paid for interest     5,010 4,055
SUPPLEMENTAL NON-CASH FLOW INFORMATION:        
Change in capital expenditures included in accounts payable and prepaid expense     426 2,004
Debt issuance costs included in accounts payable and accrued liabilities     0 853
Convertible notes payable and related party convertible notes payable converted to common stock     0 10,000
Interest Rate Swap [Member]        
OPERATING ACTIVITIES:        
Change in fair value of interest rate swaps     $ 0 $ (867)