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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income (loss) | $ 67,990 | $ (21,043)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 103,687 | 78,973
Impairment expense | 0 | 57,454
Deferred income tax expense | 18,897 | (4,321)
Amortization of deferred debt issuance costs | 140 | 655
Stock-based compensation | 7,294 | 14,822
Loss on disposal of assets | 25,145 | 22,947
Unrealized loss on short-term investment | 3,846 | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | (35,178) | (53,878)
Other current assets | (983) | 561
Inventories | (6,792) | 457
Prepaid expenses | (144) | 3,343
Accounts payable | (3,160) | (426)
Accrued and other current liabilities | 5,769 | 3,764
Increase (Decrease) in Interest Payable, Net | 503 | 0
Net cash provided by operating activities | 187,014 | 103,308
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Capital expenditures | (223,775) | (144,519)
Proceeds from sale of assets | 2,044 | 2,951
Net cash used in investing activities | (221,731) | (141,568)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from borrowings | 30,000 | 0
Payment of debt issuance costs | (1,179) | (824)
Proceeds from exercise of equity awards | 0 | 741
Tax withholdings paid for net settlement of equity awards | (3,383) | (3,786)
Share repurchases | (17,470) | 0
Net cash provided by (used in) financing activities | 7,968 | (3,869)
NET DECREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH | (26,749) | (42,129)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH - Beginning of period | 88,862 | 111,918
CASH, CASH EQUIVALENTS AND RESTRICTED CASH - End of period | 62,113 | 69,789
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES: |  |
Capital expenditures included in accounts payable and accrued liabilities | 71,080 | 53,108
Summary of cash, cash equivalents and restricted cash |  |
Cash, cash equivalents and restricted cash | 49,890 | 69,789
Restricted cash | 12,223 | 0
Total cash, cash equivalents and restricted cash — End of period | $ 62,113 | $ 69,789

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