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Condensed Consolidating Financial Information (Condensed Consolidating Statement Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | $ 38,816 | $ 19,922
Payments to acquire fixed and intangible assets | (47,151) | (47,473)
Cash distributions received from equity investees - return of investment | 3,583 | 4,314
Investments in equity investees | (64,534) | (33,542)
Acquisitions | 0 | (205,576)
Repayments on loan to non-guarantor subsidiary | 0 | 0
Proceeds from asset sales | 332 | 359
Other, net | 755 | (97)
Net cash used in investing activities | (107,015) | (282,015)
Borrowings on senior secured credit facility | 386,400 | 509,200
Repayments on senior secured credit facility | (615,400) | (480,300)
Proceeds from issuance of senior unsecured notes, including premium | 350,000 | 101,000
Debt issuance costs | (8,157) | (2,584)
Issuance of ownership interests to partners for cash | 0 | 169,524
Distributions to partners/owners | (39,390) | (31,677)
Other, net | (553) | 437
Net cash provided by financing activities | 72,900 | 265,600
Net increase in cash and cash equivalents | 4,701 | 3,507
Cash and cash equivalents at beginning of period | 11,282 | 10,817
Cash and cash equivalents at end of period | 15,983 | 14,324
Genesis Energy, L.P. (Parent And Co-Issuer) [Member] |  |
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | (73,458) | (110,241)
Payments to acquire fixed and intangible assets | 0 | 0
Cash distributions received from equity investees - return of investment | 0 | 14,602
Investments in equity investees | 0 | (169,524)
Acquisitions |  | 0
Repayments on loan to non-guarantor subsidiary | 0 | 0
Proceeds from asset sales | 0 | 0
Other, net | 0 | 0
Net cash used in investing activities | 0 | (154,922)
Borrowings on senior secured credit facility | 386,400 | 509,200
Repayments on senior secured credit facility | (615,400) | (480,300)
Proceeds from issuance of senior unsecured notes, including premium | 350,000 | 101,000
Debt issuance costs | (8,157) | (2,584)
Issuance of ownership interests to partners for cash |  | 169,524
Distributions to partners/owners | (39,390) | (31,677)
Other, net | 0 | 0
Net cash provided by financing activities | 73,453 | 265,163
Net increase in cash and cash equivalents | (5) | 0
Cash and cash equivalents at beginning of period | 10 | 3
Cash and cash equivalents at end of period | 5 | 3
Genesis Energy Finance Corporation (Co-Issuer) [Member] |  |
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | 0 | 0
Payments to acquire fixed and intangible assets | 0 | 0
Cash distributions received from equity investees - return of investment | 0 | 0
Investments in equity investees | 0 | 0
Acquisitions |  | 0
Repayments on loan to non-guarantor subsidiary | 0 | 0
Proceeds from asset sales | 0 | 0
Other, net | 0 | 0
Net cash used in investing activities | 0 | 0
Borrowings on senior secured credit facility | 0 | 0
Repayments on senior secured credit facility | 0 | 0
Proceeds from issuance of senior unsecured notes, including premium | 0 | 0
Debt issuance costs | 0 | 0
Issuance of ownership interests to partners for cash |  | 0
Distributions to partners/owners | 0 | 0
Other, net | 0 | 0
Net cash provided by financing activities | 0 | 0
Net increase in cash and cash equivalents | 0 | 0
Cash and cash equivalents at beginning of period | 0 | 0
Cash and cash equivalents at end of period | 0 | 0
Guarantor Subsidiaries [Member] |  |
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | 145,881 | 147,523
Payments to acquire fixed and intangible assets | (41,950) | (47,228)
Cash distributions received from equity investees - return of investment | 3,583 | 4,314
Investments in equity investees | (64,534) | (33,860)
Acquisitions |  | (205,576)
Repayments on loan to non-guarantor subsidiary | 1,086 | 981
Proceeds from asset sales | 332 | 359
Other, net | 749 | 221
Net cash used in investing activities | (100,734) | (280,789)
Borrowings on senior secured credit facility | 0 | 0
Repayments on senior secured credit facility | 0 | 0
Proceeds from issuance of senior unsecured notes, including premium | 0 | 0
Debt issuance costs | 0 | 0
Issuance of ownership interests to partners for cash |  | 169,524
Distributions to partners/owners | (39,390) | (31,677)
Other, net | (1,135) | 122
Net cash provided by financing activities | (40,525) | 137,969
Net increase in cash and cash equivalents | 4,622 | 4,703
Cash and cash equivalents at beginning of period | 11,214 | 9,182
Cash and cash equivalents at end of period | 15,836 | 13,885
Non-Guarantor Subsidiaries [Member] |  |
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | 9,500 | 3,207
Payments to acquire fixed and intangible assets | (5,201) | (245)
Cash distributions received from equity investees - return of investment | 0 | 0
Investments in equity investees | 0 | 0
Acquisitions |  | 0
Repayments on loan to non-guarantor subsidiary | 0 | 0
Proceeds from asset sales | 0 | 0
Other, net | 6 | (318)
Net cash used in investing activities | (5,195) | (563)
Borrowings on senior secured credit facility | 0 | 0
Repayments on senior secured credit facility | 0 | 0
Proceeds from issuance of senior unsecured notes, including premium | 0 | 0
Debt issuance costs | 0 | 0
Issuance of ownership interests to partners for cash |  | 0
Distributions to partners/owners | (3,727) | (3,182)
Other, net | (494) | (658)
Net cash provided by financing activities | (4,221) | (3,840)
Net increase in cash and cash equivalents | 84 | (1,196)
Cash and cash equivalents at beginning of period | 58 | 1,632
Cash and cash equivalents at end of period | 142 | 436
Eliminations [Member] |  |
Condensed Financial Statements, Captions [Line Items] |  |
Net cash provided by operating activities | (43,107) | (20,567)
Payments to acquire fixed and intangible assets | 0 | 0
Cash distributions received from equity investees - return of investment |  | (14,602)
Investments in equity investees |  | 169,842
Acquisitions |  | 0
Repayments on loan to non-guarantor subsidiary | (1,086) | (981)
Proceeds from asset sales | 0 | 0
Other, net | 0 | 0
Net cash used in investing activities | (1,086) | 154,259
Borrowings on senior secured credit facility | 0 | 0
Repayments on senior secured credit facility | 0 | 0
Proceeds from issuance of senior unsecured notes, including premium | 0 | 0
Debt issuance costs | 0 | 0
Issuance of ownership interests to partners for cash |  | (169,524)
Distributions to partners/owners | 43,117 | 34,859
Other, net | 1,076 | 973
Net cash provided by financing activities | 44,193 | (133,692)
Net increase in cash and cash equivalents | 0 | 0
Cash and cash equivalents at beginning of period | 0 | 0
Cash and cash equivalents at end of period | $ 0 | $ 0

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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18, 19, 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3095-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3098-108585 + Details
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- Definition Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. + References No definition available. + Details
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Period Type: | duration

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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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