Quarterly report pursuant to Section 13 or 15(d)

Commodity Derivative Positions (Details)

v3.20.1
Commodity Derivative Positions (Details)
Mar. 31, 2020
bbl
$ / bbl
Interest Rate Swap  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Average Fixed Interest Rate 136.00%
Crude Oil | Swap [Member] | Second Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 4,945
Derivative, Swap Type, Fixed Price 51.60
Crude Oil | Swap [Member] | First Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 5,000
Derivative, Swap Type, Fixed Price 51.60
Crude Oil | Swap [Member] | Fourth Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 9,804
Derivative, Swap Type, Fixed Price 55.18
Crude Oil | Swap [Member] | Third Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 8,630
Derivative, Swap Type, Fixed Price 55.20
Crude Oil | Swap [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 13,209
Derivative, Swap Type, Fixed Price 52.06
Crude Oil | 2-Way Collars [Domain] | Second Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 4,121
Derivative, Floor Price 43.60
Derivative, Cap Price 46.84
Crude Oil | 2-Way Collars [Domain] | First Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 4,167
Derivative, Floor Price 43.60
Derivative, Cap Price 46.84
Crude Oil | 2-Way Collars [Domain] | Fourth Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 2,000
Derivative, Floor Price 48.00
Derivative, Cap Price 57.10
Crude Oil | 2-Way Collars [Domain] | Third Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 6,891
Derivative, Floor Price 52.97
Derivative, Cap Price 58.03
Crude Oil | 2-Way Collars [Domain] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 5,297
Derivative, Floor Price 52.36
Derivative, Cap Price 57.60
Crude Oil | Purchased Puts Contract 1 [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 3,297
Derivative, Floor Price 23.00
Derivative, Purchased Put Deferred premium, Price 2.11
Crude Oil | Purchased Puts Contract 2 [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 8,242
Derivative, Floor Price 30.00
Derivative, Purchased Put Deferred premium, Price 3.19
Crude Oil | Put Spread [Member] | Third Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 5,435
Derivative, Put Spread Purchased Put, Price 30.00
Derivative, Put Spread Sold Put, Price 20.00
Derivative, Purchased Spread Deferred premium, Price 1.84
Crude Oil | Purchased Call [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 3,297
Derivative, Floor Price 57.90
Derivative, Purchased Put Deferred premium, Price 0.10
Crude Oil | Put Option [Member] | Second Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 9,066
Derivative, Swap Type, Fixed Price 37.36
Crude Oil | Put Option [Member] | First Quarter 2021 [Member] [Domain]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 9,167
Derivative, Swap Type, Fixed Price 37.36
Crude Oil | Put Option [Member] | Fourth Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 5,087
Derivative, Swap Type, Fixed Price 43.50
Crude Oil | Put Option [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 912
Derivative, Swap Type, Fixed Price 44.00
MEH [Member] | Swap [Member] | Fourth Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 2,000
Derivative, Swap Type, Fixed Price 61.03
MEH [Member] | Swap [Member] | Third Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 2,000
Derivative, Swap Type, Fixed Price 61.03
MEH [Member] | Swap [Member] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 2,000
Derivative, Swap Type, Fixed Price 61.03
Natural Gas [Member] | 2-Way Collars [Domain] | Fourth Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 12,804
Derivative, Floor Price 2.00
Derivative, Cap Price 2.21
Natural Gas [Member] | 2-Way Collars [Domain] | Third Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 12,804
Derivative, Floor Price 2.00
Derivative, Cap Price 2.21
Natural Gas [Member] | 2-Way Collars [Domain] | Second Quarter 2020 [Member]  
Derivative Instruments Related to Oil and Gas Production [Line Items]  
Derivative, Nonmonetary Notional Amount | bbl 12,901
Derivative, Floor Price 2.00
Derivative, Cap Price 2.21