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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (in thousands) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Cash flows from operating activities: |  |  |  |  |
Net income (loss) |  | $ 323,485 | $ (222,995) | $ 372,249 | $ (474,264)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |  |  |
Depletion, depreciation, amortization, and asset retirement obligation liability accretion |  | 154,823 | 204,714 | 314,304 | 371,674
Impairment |  | 4,389 | 8,750 | 5,389 | 17,500
Stock-based compensation expense |  |  |  | 8,753 | 9,693
Net derivative loss |  | 104,236 | 370,348 | 522,757 | 715,037
Derivative settlement loss |  |  |  | (408,781) | (266,707)
Amortization of debt discount and deferred financing costs |  |  |  | 7,607 | 9,445
Loss on extinguishment of debt |  | 67,226 | 2,144 | 67,605 | 2,144
Deferred income taxes |  | 81,000 | (162) | 92,948 | (214)
Other Noncash Income (Expense) |  |  |  | 11,578 | (13,377)
Net change in working capital |  |  |  | (109,748) | 31,092
Net cash provided by operating activities |  |  |  | 884,661 | 402,023
Cash flows from investing activities: |  |  |  |  |
Capital expenditures |  |  |  | (365,745) | (370,177)
Other, net |  |  |  | 0 | 221
Net cash used in investing activities |  |  |  | (365,745) | (369,956)
Cash flows from financing activities: |  |  |  |  |
Proceeds from revolving credit facility |  |  |  | 0 | 944,000
Repayment of revolving credit facility |  |  |  | 0 | (984,500)
Net proceeds from Senior Notes |  |  |  | 0 | 393,583
Cash paid to repurchase Senior Notes |  |  |  | (584,946) | (385,296)
Net proceeds from sale of common stock |  |  |  | 1,645 | 1,315
Dividends paid |  |  |  | (1,218) | (1,178)
Other, net |  |  |  | (24) | (1)
Net cash used in financing activities |  |  |  | (584,543) | (32,077)
Net change in cash, cash equivalents, and restricted cash |  |  |  | (65,627) | (10)
Cash, cash equivalents, and restricted cash at beginning of period |  |  |  | 332,716 | 10
Cash, cash equivalents, and restricted cash at end of period |  | $ 267,089 | $ 0 | 267,089 | 0
Supplemental Cash Flow Information - Operating activities: |  |  |  |  |
Cash paid for interest, net of capitalized interest |  |  |  | (90,875) | (74,864)
Supplemental Cash Flow Information - Investing activities: |  |  |  |  |
Increase in capital expenditure accruals and other |  |  |  | 37,780 | 28,987
Non-cash financing activities (1) | [1] |  |  |  |
[1] | (1) Please refer to Note 5 - Long-Term Debt for discussion of the debt transactions executed during the six months ended June 30, 2022, and 2021.

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