XML 63 R57.htm IDEA: XBRL DOCUMENT v3.20.1
OPERATING REVENUES - Revenue Recognition (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 01, 2019
Dec. 31, 2019
Oct. 01, 2019
Sep. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Disaggregation of operating revenue            
Financial Designation, Predecessor and Successor [Fixed List] Predecessor Successor Predecessor Predecessor Predecessor Predecessor
Total oil, natural gas and natural gas liquids sales   $ 65,115 $ 158,360   $ 225,529 $ 375,837
Other   467 743   1,080 2,128
Total operating revenues   65,582 159,103   226,609 377,965
Oil            
Disaggregation of operating revenue            
Total oil, natural gas and natural gas liquids sales   58,325 145,024   199,601 340,674
Oil            
Disaggregation of operating revenue            
Total oil, natural gas and natural gas liquids sales   58,325 145,024   199,601 340,674
Natural gas            
Disaggregation of operating revenue            
Total oil, natural gas and natural gas liquids sales   1,719 107   6,791 16,194
NGLs            
Disaggregation of operating revenue            
Total oil, natural gas and natural gas liquids sales   5,071 $ 13,229   19,137 $ 18,969
Accounts receivable            
Disaggregation of operating revenue            
Due from contracts with customers   $ 36,400     $ 26,400