XML 28 R6.htm IDEA: XBRL DOCUMENT v3.20.4
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Cash flows from operating activities:      
Net income (loss) $ (465,605) $ 58,729 $ 221,540
Adjustments to reconcile net income (loss) to net cash provided by operating activities      
Depreciation, depletion, amortization and accretion expense 414,087 380,320 324,063
Write-down of oil and natural gas properties and other well inventory 268,615 12,386 244
Amortization of deferred financing costs and original issue discount 6,804 5,207 4,253
Equity based compensation, net of amounts capitalized 8,669 6,964 2,893
Price risk management activities expense (income) (87,685) 95,337 (60,435)
Net cash received (paid) on settled derivative instruments 143,905 (8,820) (111,147)
Gain on Extinguishment of debt (1,662)    
Settlement of asset retirement obligations (43,933) (75,331) (112,946)
Changes in operating assets and liabilities:      
Accounts receivable (34,645) 5,788 (786)
Other current assets 35,934 (15,114) (2,624)
Accounts payable 27,096 7,523 (48,825)
Other current liabilities 4,200 (35,459) 32,044
Other non-current assets and liabilities, net 26,143 (43,797) 15,171
Net cash provided by operating activities 301,923 393,733 263,445
Cash flows from investing activities:      
Exploration, development and other capital expenditures (362,942) (463,409) (240,914)
Cash (paid for) received from acquisitions, net of cash acquired (315,962) (37,916) 278,409
Proceeds from sale of other property and equipment   5,369  
Net cash provided by (used in) investing activities (678,904) (495,956) 37,495
Cash flows from financing activities:      
Proceeds from issuance of common stock 71,100    
Redemption of Senior Notes and other long-term debt (5,364) (10,567) (25,257)
Proceeds from Bank Credit Facility 350,000 110,000 319,000
Repayment of Bank Credit Facility (60,000) (25,000) (54,000)
Deferred financing costs (1,287) (1,963) (17,002)
Other deferred payments (11,921) (9,921)  
Payments of finance lease (17,509) (14,133) (12,952)
Employee stock transactions (827) (333)  
Net cash provided by (used in) financing activities 324,192 48,083 (193,211)
Net increase (decrease) in cash, cash equivalents and restricted cash (52,789) (54,140) 107,729
Cash, cash equivalents and restricted cash:      
Balance, beginning of period 87,022 141,162 33,433
Balance, end of period 34,233 87,022 141,162
Supplemental Non-Cash Transactions:      
Capital expenditures included in accounts payable and accrued liabilities 74,957 90,956 100,664
Debt exchanged for common stock 35,960    
Supplemental Cash Flow Information:      
Interest paid, net of amounts capitalized $ 67,443 $ 62,571 53,476
LLC Bank Credit Facility      
Cash flows from financing activities:      
Repayment of Bank Credit Facility     $ (403,000)