Condensed Consolidating Financial Information (Condensed Consolidating Statement of Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]
Net income (loss)	$ 17,886	$ 18,474	$ 26,902	$ 22,847	$ 26,937	$ 31,194	$ 18,584	$ 19,604	$ 86,109	$ 96,319	$ 51,249
Change in fair value of derivatives:
Current period reclassification to earnings—interest rate swaps												35,771
Genesis Energy, L.P. (Parent and Co-Issuer)
Condensed Financial Statements, Captions [Line Items]
Net income (loss)									86,109	96,319	51,249
Genesis Energy Finance Corporation (Co-Issuer)
Condensed Financial Statements, Captions [Line Items]
Net income (loss)									0	0	0
Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Net income (loss)									135,273	137,300	87,007
Non-Guarantor Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Net income (loss)									13,215	20,358	5,139
Eliminations
Condensed Financial Statements, Captions [Line Items]
Net income (loss)									$ (148,488)	$ (157,658)	$ (92,146)