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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Cash flows from operating activities: |  |
Net income (loss) | $ (977,403) | $ (18,872)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Depletion, depreciation and accretion | 70,400 | 32,087
Full cost ceiling impairment | 939,622 |
(Gain) loss on sale of oil and natural gas properties |  | 5,904
(Gain) loss on sale of Water Assets | 3,782 |
Deferred income tax provision (benefit) | (95,791) |
Stock-based compensation, net | (5,757) | 7,818
Unrealized loss (gain) on derivative contracts | 57,405 | 26,761
Amortization and write-off of deferred loan costs | 977 | 651
Amortization of discount and premium | 111 | 183
Other income (expense) | (35) | 109
Change in assets and liabilities: |  |
Accounts receivable | 5,874 | 331
Prepaids and other | (6,547) | (1,612)
Accounts payable and accrued liabilities | (19,536) | (9,782)
Net cash provided by (used in) operating activities | (26,898) | 43,578
Cash flows from investing activities: |  |
Oil and natural gas capital expenditures | (139,160) | (251,961)
Proceeds received from sale of oil and natural gas properties | 1,247 | 1,779
Acquisition of oil and natural gas properties | (2,809) | (332,901)
Other operating property and equipment capital expenditures | (64,576) | (53,242)
Proceeds received from sale of other operating property and equipment |  | 1,899
Funds held in escrow and other | (5) | 155
Net cash provided by (used in) investing activities | (205,303) | (634,271)
Cash flows from financing activities: |  |
Proceeds from borrowings | 244,000 | 206,000
Repayments of borrowings | (56,000) |
Debt issuance costs |  | (4,005)
Common stock issued |  | 63,480
Offering costs and other | (427) | (2,983)
Net cash provided by (used in) financing activities | 187,573 | 262,492
Net increase (decrease) in cash and cash equivalents | (44,628) | (328,201)
Cash and cash equivalents at beginning of period | 46,866 | 424,071
Cash and cash equivalents at end of period | 2,238 | 95,870
Disclosure of non-cash investing and financing activities: |  |
Asset retirement obligations | $ (31) | $ 2,047

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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + 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 + 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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