Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Consolidated Statements of Operations (Details)

v3.19.3.a.u2
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Consolidated Statements of Operations (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Sep. 30, 2019
Sep. 30, 2018
Error Corrections and Prior Period Adjustments Restatement [Line Items]                
Depletion, depreciation and amortization $ 163,270,000     $ 119,915,000     $ 406,654,000 $ 352,848,000
Impairment of oil and natural gas properties 571,442,000     0     571,442,000 0
Total costs and expenses 857,591,000     247,386,000     1,328,735,000 701,409,000
(LOSS) INCOME FROM OPERATIONS (572,416,000)     113,576,000     (263,988,000) 237,685,000
LOSS BEFORE INCOME TAXES (628,849,000)     95,150,000     (510,982,000) 296,490,000
INCOME TAX BENEFIT (144,047,000)     0     (323,378,000) (69,000)
Net loss $ (484,802,000) $ 234,956,000 $ 62,242,000 $ 95,150,000 $ 111,319,000 $ 90,090,000 $ (187,604,000) $ 296,559,000
Basic (in usd per share) $ (3.04)     $ 0.55     $ (1.17) $ 1.69
Diluted (in usd per share) $ (3.04)     $ 0.55     $ (1.17) $ 1.68
Weighted average common shares outstanding - Diluted (in shares) 159,548,477     173,304,914     160,553,796 176,440,461
As Reported                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                
Depletion, depreciation and amortization $ 145,490,000           $ 388,874,000  
Impairment of oil and natural gas properties 35,647,000           35,647,000  
Total costs and expenses 304,016,000           775,160,000  
(LOSS) INCOME FROM OPERATIONS (18,841,000)           289,587,000  
LOSS BEFORE INCOME TAXES (75,274,000)           42,593,000  
INCOME TAX BENEFIT (26,522,000)           (205,853,000)  
Net loss $ (48,752,000)           $ 248,446,000  
Basic (in usd per share) $ (0.31)           $ 1.55  
Diluted (in usd per share) $ (0.31)           $ 1.51  
Weighted average common shares outstanding - Diluted (in shares)             164,820,002  
Adjustments                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                
Depletion, depreciation and amortization $ 17,780,000           $ 17,780,000  
Impairment of oil and natural gas properties 535,795,000           535,795,000  
Total costs and expenses 553,575,000           553,575,000  
(LOSS) INCOME FROM OPERATIONS (553,575,000)           (553,575,000)  
LOSS BEFORE INCOME TAXES (553,575,000)           (553,575,000)  
INCOME TAX BENEFIT (117,525,000)           (117,525,000)  
Net loss $ (436,050,000)           $ (436,050,000)  
Basic (in usd per share) $ (2.73)           $ (2.72)  
Diluted (in usd per share) $ (2.73)           $ (2.68)  
Weighted average common shares outstanding - Diluted (in shares)             (4,266,206)