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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2020
Nov. 20, 2020
Nov. 19, 2020
Nov. 18, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Current assets              
Cash and cash equivalents $ 15,856   $ 8,754 $ 74,071 $ 20,019    
Restricted cash 4,370   11,800 0 0    
Accounts receivable, net 206,539   274,679 274,679 371,181    
Inventory 33,929   35,831 33,729 35,259    
Prepaid expenses 9,729   6,539 10,864 10,011    
Derivative instruments 467   728 728 535    
Other current assets 727   754 754 346    
Total current assets 271,617   339,085 394,825 437,351    
Property, plant and equipment              
Oil and gas properties (successful efforts method) 810,328   795,247 9,256,532 9,463,038    
Other property and equipment 935,950   938,172 1,311,240 1,279,653    
Less: accumulated depreciation, depletion, amortization and impairment (17,491)   0 (8,579,696) (3,764,915)    
Total property, plant and equipment, net 1,728,787   1,733,419 1,988,076 6,977,776 $ 7,027,109  
Assets held for sale, net 5,500   5,500 1,380 21,628    
Derivative instruments 0   47 47 639    
Long-term inventory 14,522   14,520 14,107 13,924    
Operating right-of-use assets 6,083   12,463 13,260 18,497    
Intangible Assets 43,667   43,667 667 0    
Goodwill 70,534   70,534 0 0    
Other assets 18,327   18,756 21,393 29,438    
Total assets 2,159,037   2,237,991 2,433,755 7,499,253 7,626,142  
Current liabilities              
Accounts payable 3,242   31,015 9,206 17,948    
Revenues and production taxes payable 146,497   130,487 130,487 233,090    
Accrued liabilities 126,284   131,868 72,513 281,079    
Accrued interest payable 980   478 60,988 37,388    
Derivative instruments 56,944   4,969 4,902 19,695    
Advances from joint interest partners 2,723   2,725 170 4,598    
Current operating lease liabilities 2,607   1,898 1,050 6,182    
Other current liabilities 1,954   2,152 412 2,903    
Total current liabilities 341,231   305,592 640,368 602,883    
Long-term debt 710,000   795,500 455,500 2,711,573    
Deferred income taxes 984   4,431 1,097 267,357    
Asset retirement obligations 46,363   45,986 2,246 56,305    
Derivative instruments 37,614   5,357 5,316 120    
Operating lease liabilities 2,362   15,636 914 17,915    
Other liabilities 7,744   7,058 3,634 6,019    
Total liabilities 1,146,298   1,179,560 3,160,369 3,662,172    
Commitments and contingencies (Note 24)      
Stockholders’ equity              
Common stock 200   200 3,233 3,189    
Predecessor treasury stock, at cost: 2,966,738 shares at December 31, 2019     0 (36,637) (33,881)    
Additional paid-in-capital 965,654     3,131,446 3,112,384    
Retained earnings (accumulated deficit) (49,912)   0 (3,995,209) 554,446    
Oasis share of stockholders’ equity 915,942   965,615 (897,167) 3,636,138    
Non-controlling interests 96,797   92,816 170,553 200,943    
Total stockholders’ equity 1,012,739 $ 1,058,431 1,058,431 (726,614) 3,837,081 $ 3,918,880 $ 3,513,579
Total liabilities and stockholders’ equity $ 2,159,037   $ 2,237,991 $ 2,433,755 $ 7,499,253