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CONSOLIDATED STATEMENTS OF CASH FLOWS (in thousands) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Cash flows from operating activities: |  |  |
Net income (loss) | $ (187,001) | $ 508,407 | $ (160,843)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Net (gain) loss on divestiture activity | (862) | (426,917) | 131,028
Depletion, depreciation, amortization, and asset retirement obligation liability accretion | 823,798 | 665,313 | 557,036
Impairment of oil and gas properties | 33,842 | 49,889 | 16,078
Stock-based compensation expense | 24,318 | 23,908 | 22,700
Net derivative (gain) loss | 97,539 | (161,832) | 26,414
Derivative settlement gain (loss) | 39,222 | (135,803) | 21,234
Amortization of debt discount and deferred financing costs | 15,474 | 15,258 | 16,276
Loss on extinguishment of debt | 0 | 26,740 | 35
Deferred income taxes | (41,835) | 141,708 | (192,066)
Other, net | 2,220 | 287 | 7,885
Changes in current assets and liabilities: |  |  |
Accounts receivable | (39,556) | (20,775) | 20,410
Prepaid expenses and other | 6,130 | (729) | (1,953)
Accounts payable and accrued expenses | 50,278 | 35,175 | 51,156
Net cash provided by operating activities | 823,567 | 720,629 | 515,390
Cash flows from investing activities: |  |  |
Net proceeds from the sale of oil and gas properties | 13,059 | 748,509 | 776,719
Capital expenditures | (1,023,769) | (1,303,188) | (888,353)
Acquisition of proved and unproved oil and gas properties | (2,581) | (33,255) | (89,896)
Net cash used in investing activities | (1,013,291) | (587,934) | (201,530)
Cash flows from financing activities: |  |  |
Proceeds from credit facility | 1,589,000 | 0 | 406,000
Repayment of credit facility | (1,466,500) | 0 | (406,000)
Net proceeds from Senior Notes | 0 | 492,079 | 0
Cash paid to repurchase Senior Notes, including premium | 0 | (845,002) | (2,357)
Net proceeds from sale of common stock | 3,209 | 3,187 | 2,623
Dividends paid | (11,254) | (11,191) | (11,144)
Other, net | (2,686) | (7,746) | (1,411)
Net cash provided by (used in) financing activities | 111,769 | (368,673) | (12,289)
Net change in cash, cash equivalents, and restricted cash | (77,955) | (235,978) | 301,571
Cash, cash equivalents, and restricted cash at beginning of period | 77,965 | 313,943 | 12,372
Cash, cash equivalents, and restricted cash at end of period | 10 | 77,965 | 313,943
Supplemental Cash Flow Information - Operating Activities [Abstract] |  |  |
Cash paid for interest, net of capitalized interest | (141,902) | (150,727) | (164,097)
Net cash (paid) refunded for income taxes | 6,109 | (2,995) | (5,986)
Supplemental Cash Flow Information - Investing Activities [Abstract] |  |  |
Changes in capital expenditure accruals and other | (24,289) | (2,774) | 7,309
Supplemental Cash Flow Information - Non-Cash Investing Activities [Abstract] |  |  |
Carrying value of properties exchanged | 73,442 | 95,121 | 293,963
Supplemental Cash Flow Information - Non-Cash Financing Activities [Abstract] |  |  |
Non-cash loss on extinguishment of debt, net | $ 0 | $ 6,334 | $ 22

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- Definition Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition The cash outflow to purchase long lived physical asset for use in the normal oil and gas operations and to purchase mineral interests in oil and gas properties not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash outflow for exploration and development of oil and gas properties. It includes cash payments related to development of oil and gas wells drilled at previously untested geologic structures (to determine the presence of oil or gas) and wells drilled at sites where the presence of oil or gas has already been established (to extract the oil or gas). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Depreciation, depletion, amortization, and accretion related to oil and gas producing activities. + References No definition available. + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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