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Condensed Consolidating Financial Information (Narrative) (Details) (USD $) In Thousands, unless otherwise specified |  |  |  |  | 3 Months Ended
--- | --- | --- | --- | --- | ---
Mar. 31, 2012 | Dec. 31, 2011 | Mar. 31, 2012 Genesis Energy, L.P. (Parent And Co-Issuer) [Member] | Dec. 31, 2011 Genesis Energy, L.P. (Parent And Co-Issuer) [Member] | Mar. 31, 2012 Genesis NEJD Pipeline, LLC [Member]
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |
Senior unsecured notes | $ 350,981 | $ 250,000 | $ 350,981 | $ 250,000 |
Percentage of equity interest |  |  |  |  | 100.00%

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- Definition Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section H + 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://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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