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Derivatives (Outstanding Derivatives Entered Into to Hedge Inventory or Fixed Price Purchase Commitments) (Details) gal in Thousands, bbl in Thousands, T in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 MMBTU T $ / bbl $ / MMBTU $ / gal $ / units $ / T bbl gal
Sell (Short) Contracts | Designated as hedges under accounting rules | Futures | Crude Oil |
Derivative [Line Items] |
Contract volumes (bbls) | 234
Weighted average contract price | $ / bbl | 74.71
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Crude Oil |
Derivative [Line Items] |
Contract volumes (bbls) | 8
Weighted average contract price | $ / bbl | 74.89
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Natural Gas |
Derivative [Line Items] |
Contract volume (MMBTU) | MMBTU | 210,000
Weighted average contract price | $ / MMBTU | 2.54
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Fuel |
Derivative [Line Items] |
Contract volumes (MT) | T | 0
Weighted average contract price (MT) | $ / T | 0
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Swap | Natural Gas |
Derivative [Line Items] |
Contract volume (MMBTU) | MMBTU | 0
Weighted average contract price | $ / bbl | 0
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Options | Natural Gas |
Derivative [Line Items] |
Contract volumes (bbls) | 6
Weighted average contract price | $ / MMBTU | 0.75
Sell (Short) Contracts | Not qualifying or not designated as hedges under accounting rules | Commodity Option | Natural Gas and Natural Gas Liquids |
Derivative [Line Items] |
Contract volumes (bbls) | gal | 0
Weighted average contract price | $ / gal | 0
Buy (Long) Contracts | Designated as hedges under accounting rules | Futures | Crude Oil |
Derivative [Line Items] |
Contract volumes (bbls) | 29
Weighted average contract price | $ / bbl | 74.89
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Crude Oil |
Derivative [Line Items] |
Contract volumes (bbls) | 1
Weighted average contract price | $ / bbl | 74.89
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Natural Gas |
Derivative [Line Items] |
Contract volume (MMBTU) | MMBTU | 1,344,000
Weighted average contract price | $ / MMBTU | 3.58
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Futures | Fuel |
Derivative [Line Items] |
Contract volumes (MT) | T | 62
Weighted average contract price (MT) | $ / T | 537.45
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Swap | Natural Gas |
Derivative [Line Items] |
Contract volume (MMBTU) | MMBTU | 1,323,000
Weighted average contract price | $ / units | 0.56
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Options | Natural Gas |
Derivative [Line Items] |
Contract volumes (bbls) | 3
Weighted average contract price | $ / MMBTU | 0.02
Buy (Long) Contracts | Not qualifying or not designated as hedges under accounting rules | Commodity Option | Natural Gas and Natural Gas Liquids |
Derivative [Line Items] |
Contract volumes (bbls) | gal | 2,750
Weighted average contract price | $ / gal | 0.33

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
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