XML 71 R53.htm IDEA: XBRL DOCUMENT v3.20.4
FRESH-START ACCOUNTING - FV adjustments to oil and natural gas properties (Details)
$ in Millions
 1 Months Ended 2 Months Ended 9 Months Ended 12 Months Ended
Oct. 01, 2019
USD ($)
Oct. 31, 2019
Dec. 31, 2019
Oct. 01, 2019
$ / MMBTU
$ / bbl
Dec. 31, 2020
Oil and natural gas properties (full cost method):          
Debt issuance cost expensed | $ $ 10.2        
Write Off Of Prepaid Premium Expenses | $ $ 1.2        
Incremental borrowing rate   3.70% 3.70% 4.83% 3.70%
Fresh Start Adjustments          
Oil and natural gas properties (full cost method):          
Weighted average cost of capital rate (as a percent)       10.0  
Development plan in years       5 years  
Weighted average commodity price of oil (in dollars per barrel) | $ / bbl       71.51  
Weighted average commodity price of natural gas (in dollars per Mmbtu) | $ / MMBTU       3.37  
Weighted average commodity price of natural gas liquids (in dollars per barrel) | $ / bbl       29.50