Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATING FINANCIAL INFORMATION (Balance Sheets) (Details)

v3.20.2
CONDENSED CONSOLIDATING FINANCIAL INFORMATION (Balance Sheets) (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Current assets:                
Cash and cash equivalents $ 51,043     $ 6,060        
Accounts receivable - oil and natural gas sales 92,443     121,210        
Accounts receivable - joint interest and other 15,421     47,975        
Accounts receivable - intercompany 0     0        
Prepaid expenses and other current assets 51,187     4,431        
Short-term derivative instruments 6,245     126,201        
Current assets 216,339     305,877        
Property and equipment:                
Oil and natural gas properties 10,786,305     10,595,735        
Other property and equipment 95,921     96,719        
Accumulated depletion, depreciation, amortization and impairment (8,779,704)     (7,228,660)        
Property and equipment, net 2,102,522     3,463,794        
Other assets:                
Equity investments and investments in subsidiaries 16,560     32,044        
Long-term derivative instruments 1,098     563        
Deferred tax asset 0     7,563        
Operating lease assets 2,012     14,168        
Operating lease assets—related parties 0     43,270        
Other assets 37,028     15,540        
Total other assets 56,698     113,148        
Total assets 2,375,559     3,882,819        
Current liabilities:                
Accounts payable and accrued liabilities 295,359     415,218        
Accounts payable - intercompany 0     0        
Short-term derivative instruments 24,164     303        
Current portion of operating lease liabilities 1,757     13,826        
Current portion of operating lease liabilities—related parties 0     21,220        
Current maturities of long-term debt 656     631        
Current liabilities 321,936     451,198        
Long-term derivative instruments 63,803     53,135        
Asset retirement obligation - long-term 62,935     60,355        
Uncertain tax position liability 3,371     3,127        
Non-current operating lease liabilities 255     342        
Non-current operating lease liabilities—related parties 0     22,050        
Long-term debt, net of current maturities 2,068,036     1,978,020        
Total liabilities 2,520,336     2,568,227        
Stockholders’ equity:                
Common stock 1,607     1,597        
Paid-in capital 4,212,241     4,207,554        
Accumulated other comprehensive loss (51,330)     (46,833)        
Accumulated deficit (4,307,295)     (2,847,726)        
Total stockholders’ equity (144,777) $ 231,340 $ 784,049 1,314,592 $ 3,123,104 $ 3,607,408 $ 3,368,266 $ 3,327,768
Total liabilities and stockholders’ equity 2,375,559     3,882,819        
Reportable Legal Entities | Parent                
Current assets:                
Cash and cash equivalents 43,774     2,768        
Accounts receivable - oil and natural gas sales 861     859        
Accounts receivable - joint interest and other 428     5,279        
Accounts receivable - intercompany 332,011     1,065,593        
Prepaid expenses and other current assets 18,192     4,047        
Short-term derivative instruments 6,245     126,201        
Current assets 401,511     1,204,747        
Property and equipment:                
Oil and natural gas properties 1,248,836     1,314,933        
Other property and equipment 92,551     92,650        
Accumulated depletion, depreciation, amortization and impairment (1,425,619)     (1,418,888)        
Property and equipment, net (84,232)     (11,305)        
Other assets:                
Equity investments and investments in subsidiaries 1,802,762     3,064,503        
Long-term derivative instruments 1,098     563        
Deferred tax asset       7,563        
Operating lease assets 2,012     14,168        
Operating lease assets—related parties       43,270        
Other assets 28,390     10,026        
Total other assets 1,834,262     3,140,093        
Total assets 2,151,541     4,333,535        
Current liabilities:                
Accounts payable and accrued liabilities 59,543     48,006        
Accounts payable - intercompany 74,733     878,283        
Short-term derivative instruments 24,164     303        
Current portion of operating lease liabilities 1,757     13,826        
Current portion of operating lease liabilities—related parties       21,220        
Current maturities of long-term debt 656     631        
Current liabilities 160,853     962,269        
Long-term derivative instruments 63,803     53,135        
Asset retirement obligation - long-term 0     0        
Uncertain tax position liability 3,371     3,127        
Non-current operating lease liabilities 255     342        
Non-current operating lease liabilities—related parties       22,050        
Long-term debt, net of current maturities 2,068,036     1,978,020        
Total liabilities 2,296,318     3,018,943        
Stockholders’ equity:                
Common stock 1,607     1,597        
Paid-in capital 4,212,241     4,207,554        
Accumulated other comprehensive loss (51,329)     (46,833)        
Accumulated deficit (4,307,296)     (2,847,726)        
Total stockholders’ equity (144,777)     1,314,592        
Total liabilities and stockholders’ equity 2,151,541     4,333,535        
Reportable Legal Entities | Guarantors                
Current assets:                
Cash and cash equivalents 2,197     3,097        
Accounts receivable - oil and natural gas sales 91,582     120,351        
Accounts receivable - joint interest and other 14,993     42,696        
Accounts receivable - intercompany 73,885     843,223        
Prepaid expenses and other current assets 32,919     308        
Short-term derivative instruments 0     0        
Current assets 215,576     1,009,675        
Property and equipment:                
Oil and natural gas properties 9,531,593     9,273,681        
Other property and equipment 51     50        
Accumulated depletion, depreciation, amortization and impairment (7,352,069)     (5,808,254)        
Property and equipment, net 2,179,575     3,465,477        
Other assets:                
Equity investments and investments in subsidiaries 6,333     6,332        
Long-term derivative instruments       0        
Deferred tax asset       0        
Operating lease assets 0     0        
Operating lease assets—related parties       0        
Other assets 8,638     5,514        
Total other assets 14,971     11,846        
Total assets 2,410,122     4,486,998        
Current liabilities:                
Accounts payable and accrued liabilities 235,778     367,088        
Accounts payable - intercompany 321,373     1,026,249        
Short-term derivative instruments 0     0        
Current portion of operating lease liabilities 0     0        
Current portion of operating lease liabilities—related parties       0        
Current maturities of long-term debt 0     0        
Current liabilities 557,151     1,393,337        
Long-term derivative instruments 0     0        
Asset retirement obligation - long-term 62,935     58,322        
Uncertain tax position liability 0     0        
Non-current operating lease liabilities 0     0        
Non-current operating lease liabilities—related parties       0        
Long-term debt, net of current maturities 0     0        
Total liabilities 620,086     1,451,659        
Stockholders’ equity:                
Common stock 0     0        
Paid-in capital 4,291,981     4,171,408        
Accumulated other comprehensive loss 3     0        
Accumulated deficit (2,501,948)     (1,136,069)        
Total stockholders’ equity 1,790,036     3,035,339        
Total liabilities and stockholders’ equity 2,410,122     4,486,998        
Reportable Legal Entities | Non-Guarantors                
Current assets:                
Cash and cash equivalents 5,072     195        
Accounts receivable - oil and natural gas sales 0     0        
Accounts receivable - joint interest and other 0     0        
Accounts receivable - intercompany 0     0        
Prepaid expenses and other current assets 76     76        
Short-term derivative instruments 0     0        
Current assets 5,148     271        
Property and equipment:                
Oil and natural gas properties 6,606     7,850        
Other property and equipment 3,319     4,019        
Accumulated depletion, depreciation, amortization and impairment (2,016)     (1,518)        
Property and equipment, net 7,909     10,351        
Other assets:                
Equity investments and investments in subsidiaries 16,521     21,000        
Long-term derivative instruments       0        
Deferred tax asset       0        
Operating lease assets 0     0        
Operating lease assets—related parties       0        
Other assets 0     0        
Total other assets 16,521     21,000        
Total assets 29,578     31,622        
Current liabilities:                
Accounts payable and accrued liabilities 38     124        
Accounts payable - intercompany 9,789     4,285        
Short-term derivative instruments 0     0        
Current portion of operating lease liabilities 0     0        
Current portion of operating lease liabilities—related parties       0        
Current maturities of long-term debt 0     0        
Current liabilities 9,827     4,409        
Long-term derivative instruments 0     0        
Asset retirement obligation - long-term 0     2,033        
Uncertain tax position liability 0     0        
Non-current operating lease liabilities 0     0        
Non-current operating lease liabilities—related parties       0        
Long-term debt, net of current maturities 0     0        
Total liabilities 9,827     6,442        
Stockholders’ equity:                
Common stock 0     0        
Paid-in capital 267,560     267,557        
Accumulated other comprehensive loss (48,902)     (44,763)        
Accumulated deficit (198,907)     (197,614)        
Total stockholders’ equity 19,751     25,180        
Total liabilities and stockholders’ equity 29,578     31,622        
Eliminations                
Current assets:                
Cash and cash equivalents 0     0        
Accounts receivable - oil and natural gas sales 0     0        
Accounts receivable - joint interest and other 0     0        
Accounts receivable - intercompany (405,896)     (1,908,816)        
Prepaid expenses and other current assets 0     0        
Short-term derivative instruments 0     0        
Current assets (405,896)     (1,908,816)        
Property and equipment:                
Oil and natural gas properties (730)     (729)        
Other property and equipment 0     0        
Accumulated depletion, depreciation, amortization and impairment 0     0        
Property and equipment, net (730)     (729)        
Other assets:                
Equity investments and investments in subsidiaries (1,809,056)     (3,059,791)        
Long-term derivative instruments       0        
Deferred tax asset       0        
Operating lease assets 0     0        
Operating lease assets—related parties       0        
Other assets 0     0        
Total other assets (1,809,056)     (3,059,791)        
Total assets (2,215,682)     (4,969,336)        
Current liabilities:                
Accounts payable and accrued liabilities 0     0        
Accounts payable - intercompany (405,895)     (1,908,817)        
Short-term derivative instruments 0     0        
Current portion of operating lease liabilities 0     0        
Current portion of operating lease liabilities—related parties       0        
Current maturities of long-term debt 0     0        
Current liabilities (405,895)     (1,908,817)        
Long-term derivative instruments 0     0        
Asset retirement obligation - long-term 0     0        
Uncertain tax position liability 0     0        
Non-current operating lease liabilities 0     0        
Non-current operating lease liabilities—related parties       0        
Long-term debt, net of current maturities 0     0        
Total liabilities (405,895)     (1,908,817)        
Stockholders’ equity:                
Common stock 0     0        
Paid-in capital (4,559,541)     (4,438,965)        
Accumulated other comprehensive loss 48,898     44,763        
Accumulated deficit 2,700,856     1,333,683        
Total stockholders’ equity (1,809,787)     (3,060,519)        
Total liabilities and stockholders’ equity $ (2,215,682)     $ (4,969,336)