Annual report pursuant to Section 13 and 15(d)

Derivatives and Fair Value (Narrative) (Details)

v3.22.0.1
Derivatives and Fair Value (Narrative) (Details)
 2 Months Ended 12 Months Ended
Sep. 24, 2021
$ / bbl
bbl
Aug. 06, 2021
$ / bbl
bbl
May 06, 2021
$ / bbl
bbl
Jan. 22, 2021
$ / bbl
bbl
May 06, 2019
$ / bbl
bbl
Mar. 09, 2022
$ / bbl
bbl
Dec. 31, 2021
$ / bbl
bbl
Jun. 30, 2018
bbl
$ / bbl
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Barrels             711,854  
Commodity Contract, June 2018 Through June 2019 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl               74.00
Derivative, nonmonetary notional amount               400,000
Commodity Contract, July 19 Through June 2020 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl         66.70      
Barrels         500,000      
Commodity Contract, February 2021 Through January 2022 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl       53.10        
Barrels       709,262        
Commodity Contract, May 2021 Through October 2021 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl     66.51          
Barrels     672,533          
Commodity Contract, November 2021 Through February 2022 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl   67.70            
Barrels   314,420            
Commodity Contract - March 2022 To June 2022 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl 72.00           72.00  
Barrels 460,000           460,000  
Subsequent Event [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Barrels           609,000    
Subsequent Event [Member] | Commodity Contract - April 2022 To June 2022 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl           85.01    
Barrels           234,000    
Subsequent Event [Member] | Commodity Contract - July 2022 To September 2022 [Member]                
Derivative Instruments and Hedging Activities Disclosures [Line Items]                
Derivative, average price per barrel | $ / bbl           76.53    
Barrels           375,000