v3.26.1
Derivatives (Schedule of Outstanding Derivatives Entered Into to Hedge Inventory or Fixed Price Purchase Commitments) (Details) - Crude Oil - Contracts not considered hedges under accounting guidance
bbl in Thousands
 6 Months Ended
Jun. 30, 2026
$ / bbl
bbl
Future | Sell (Short) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 50
Weighted average contract price | $ / bbl 88.08
Future | Buy (Long) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 80
Weighted average contract price | $ / bbl 81.96
Swaps | Sell (Short) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 50
Weighted average contract price | $ / bbl 0.14
Swaps | Buy (Long) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 0
Weighted average contract price | $ / bbl 0
Options Held | Sell (Short) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 10
Weighted average contract price | $ / bbl 0.50
Options Held | Buy (Long) Contracts  
Derivative Instruments, Gain (Loss) [Line Items]  
Contract volumes (bbls) | bbl 0
Weighted average contract price | $ / bbl 0