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CONSOLIDATED STATEMENTS OF CASH FLOWS (in thousands) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash flows from operating activities: |  |  |  |
Net income (loss) |  | $ 36,229 | $ (764,614) | $ (187,001)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |  |
Depletion, depreciation, amortization, and asset retirement obligation liability accretion |  | 774,386 | 784,987 | 823,798
Impairment |  | 35,000 | 1,016,013 | 33,842
Stock-based compensation expense |  | 18,819 | 14,999 | 24,318
Net derivative (gain) loss |  | 901,659 | (161,576) | 97,539
Derivative settlement gain (loss) |  | (748,958) | 351,261 | 39,222
Amortization of debt discount and deferred financing costs |  | 17,275 | 17,704 | 15,474
Net (gain) loss on extinguishment of debt |  | 2,139 | (280,081) | 0
Deferred income taxes |  | 9,565 | (192,540) | (41,835)
Other, net |  | (3,753) | (6,800) | 1,358
Changes in working capital: |  |  |  |
Accounts receivable |  | (101,047) | 29,100 | (39,556)
Prepaid expenses and other |  | 220 | 5,873 | 6,130
Accounts payable and accrued expenses |  | 218,238 | (23,382) | 50,278
Net cash provided by operating activities |  | 1,159,772 | 790,944 | 823,567
Cash flows from investing activities: |  |  |  |
Net proceeds from the sale of oil and gas properties |  | 10,927 | 92 | 13,059
Capital expenditures |  | (674,841) | (547,785) | (1,023,769)
Acquisition of proved and unproved oil and gas properties |  | (3,321) | (7,873) | (2,581)
Net cash used in investing activities |  | (667,235) | (555,566) | (1,013,291)
Cash flows from financing activities: |  |  |  |
Proceeds from revolving credit facility |  | 1,832,500 | 1,447,000 | 1,589,000
Repayment of revolving credit facility |  | (1,925,500) | (1,476,500) | (1,466,500)
Net proceeds from Senior Notes |  | 392,771 | 0 | 0
Cash paid for maturities and early repayment of Senior Debt |  | 450,776 | 189,998 | 0
Debt issuance costs related to 10.0% Senior Secured Notes due 2025 |  | 0 | (13,069) | 0
Net proceeds from sale of common stock |  | 2,639 | 1,464 | 3,209
Dividends paid |  | (2,393) | (2,276) | (11,254)
Other, net |  | (9,072) | (1,999) | (2,686)
Net cash used in financing activities |  | (159,831) | (235,378) | 111,769
Net change in cash, cash equivalents, and restricted cash |  | 332,706 | 0 | (77,955)
Cash, cash equivalents, and restricted cash at beginning of period |  | 10 | 10 | 77,965
Cash, cash equivalents, and restricted cash at end of period |  | 332,716 | 10 | 10
Supplemental Cash Flow Information - Operating Activities: |  |  |  |
Cash paid for interest, net of capitalized interest |  | (136,606) | (140,493) | (141,902)
Net cash (paid) refunded for income taxes |  | (864) | 6,664 | 6,109
Supplemental Cash Flow Information - Investing Activities: |  |  |  |
Decrease in capital expenditure accruals and other |  | (10,826) | (7,965) | (24,289)
Non-cash investing and financing activities |  |  |  |
Non-cash investing and financing activities (1)(2) | [1],[2] |  |  |
[1] | (1) Please refer to Note 16 – Acquisitions, Divestitures, and Assets Held for Sale for discussion of the carrying value of properties exchanged during the years ended December 31, 2021, 2020, and 2019.
[2] | (2) Please refer to Note 5 – Long-Term Debt for discussion of the debt transactions completed during the years ended December 31, 2021, and 2020.

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