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Debt (Narrative) (Details) |  |  |  |  |  | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2024 USD ($) | May 09, 2024 USD ($) | Feb. 17, 2023 USD ($) extension | Jan. 26, 2023 USD ($) | Jan. 25, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) | May 17, 2022
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Repayment of Alkali senior secured notes (Note 10) |  |  |  |  |  |  |  | $ 5,815,000 | $ 0 |  |
Restricted cash | $ 18,804,000 |  |  |  |  | $ 18,804,000 |  | 18,804,000 |  | $ 18,804,000 |
Repayment of senior unsecured notes |  |  |  |  |  |  |  | 339,310,000 | 341,135,000 |  |
Proceeds from issuance of debt |  |  |  |  | $ 491,000,000 |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  |  | (1,429,000) | $ (3,000) | 1,429,000 | $ 1,812,000 |  |
SENIOR UNSECURED NOTES, net of debt issuance costs, discount and premium | $ 3,500,000,000 |  |  |  |  | $ 3,500,000,000 |  | $ 3,500,000,000 |  | 3,100,000,000 |
Senior Secured Credit Facility | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Credit facility extension period |  |  | 1 year |  |  |  |  |  |  |  |
Credit facility, number of extensions | extension |  |  | 2 |  |  |  |  |  |  |  |
5.875% Alkali senior secured notes due 2042(2) | Senior Notes |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 5.875% |  |  |  |  | 5.875% |  | 5.875% |  |  |
Repayment of Alkali senior secured notes (Note 10) |  |  |  |  |  | $ 2,800,000 |  | $ 5,800,000 |  |  |
Year five | $ 71,900,000 |  |  |  |  | 71,900,000 |  | 71,900,000 |  |  |
Accrued Liabilities | 12,300,000 |  |  |  |  | 12,300,000 |  | 12,300,000 |  | 11,600,000 |
Restricted cash | $ 18,800,000 |  |  |  |  | $ 18,800,000 |  | $ 18,800,000 |  |  |
Proceeds from issuance of debt, net |  | $ 688,000,000 |  |  |  |  |  |  |  |  |
Interest rate, limited term percentage |  |  |  |  |  |  |  |  |  |  | 10
Senior Notes | 2032 Notes |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 7.875% | 7.875% |  |  |  | 7.875% |  | 7.875% |  |  |
Face amount |  | $ 700,000,000 |  |  |  |  |  |  |  |  |
Senior Notes | 2030 Notes |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 8.875% |  |  |  | 8.875% | 8.875% |  | 8.875% |  |  |
Face amount |  |  |  |  | $ 500,000,000 |  |  |  |  |  |
Senior Notes | 5.625% senior unsecured notes due 2024 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  | 5.625% |  |  |  |  |  |
Repayments of long term debt |  |  |  | $ 24,800,000 | $ 316,300,000 |  |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  | $ 1,800,000 |  |  |  |  |  |
6.250% senior unsecured notes due 2026 | Senior Notes |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate | 6.25% |  |  |  |  | 6.25% |  | 6.25% |  |  |
Repayment of senior unsecured notes |  | 339,300,000 |  |  |  |  |  |  |  |  |
Issuance cost, writeoff |  | $ 1,400,000 |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Revolving Loan | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit, unused capacity commitment fee percentage | 0.50% |  |  |  |  |  |  |  |  |  |
Credit facility, additional borrowing capacity | $ 200,000,000 |  |  |  |  | $ 200,000,000 |  | $ 200,000,000 |  |  |
Credit facility, amount borrowed | 134,800,000 |  |  |  |  | 134,800,000 |  | 134,800,000 |  |  |
Letters of credit, outstanding amount | 4,500,000 |  |  |  |  | 4,500,000 |  | 4,500,000 |  |  |
Remaining borrowing capacity | 710,700,000 |  |  |  |  | 710,700,000 |  | 710,700,000 |  |  |
Unamortized debt issuance costs | 4,300,000 |  |  |  |  | 4,300,000 |  | 4,300,000 |  | $ 5,700,000 |
Maximum borrowing capacity |  |  | $ 850,000,000 |  |  |  |  |  |  |  |
Revolving Credit Facility | Revolving Loan | Credit Facility | Petroleum Products |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Credit facility, amount borrowed | $ 17,200,000 |  |  |  |  | 17,200,000 |  | $ 17,200,000 |  |  |
Revolving Credit Facility | Revolving Loan | Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate | 3.00% |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Revolving Loan | Credit Facility | Alternate Base Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate | 2.00% |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Revolving Loan | Credit Facility | Federal Funds Effective Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 0.50% |  |  |
Revolving Credit Facility | Senior Secured Credit Facility | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Letter of credit, fee percentage | 3.00% |  |  |  |  |  |  |  |  |  |
Minimum | Revolving Credit Facility | Revolving Loan | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit, unused capacity commitment fee percentage |  |  |  |  |  |  |  | 0.30% |  |  |
Minimum | Revolving Credit Facility | Revolving Loan | Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 2.25% |  |  |
Minimum | Revolving Credit Facility | Revolving Loan | Credit Facility | Alternate Base Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 1.25% |  |  |
Minimum | Revolving Credit Facility | Senior Secured Credit Facility | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Letter of credit, fee percentage |  |  |  |  |  |  |  | 2.25% |  |  |
Maximum | Revolving Credit Facility | Revolving Loan | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit, unused capacity commitment fee percentage |  |  |  |  |  |  |  | 0.50% |  |  |
Letters of credit, outstanding amount | $ 100,000,000 |  |  |  |  | $ 100,000,000 |  | $ 100,000,000 |  |  |
Maximum | Revolving Credit Facility | Revolving Loan | Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 3.50% |  |  |
Maximum | Revolving Credit Facility | Revolving Loan | Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | One-month Tenor |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 1.00% |  |  |
Maximum | Revolving Credit Facility | Revolving Loan | Credit Facility | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Term SOFR Adjustment |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 0.10% |  |  |
Maximum | Revolving Credit Facility | Revolving Loan | Credit Facility | Alternate Base Rate |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  |  | 2.50% |  |  |
Maximum | Revolving Credit Facility | Senior Secured Credit Facility | Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Letter of credit, fee percentage |  |  |  |  |  |  |  | 3.50% |  |  |
Guarantor Subsidiary | Genesis Energy, LLC | Genesis Finance Corporation | Senior Notes |  |  |  |  |  |  |  |  |  |  |
Obligation with Joint and Several Liability Arrangement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Percentage of equity interest |  |  |  |  |  |  |  | 100.00% |  |  |

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 + Details
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- Definition The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-14 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-14 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-03(i)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479886/946-10-S99-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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- Definition The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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- Definition The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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- Definition Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-8 + Details
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- Definition Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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