Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues [Abstract]
Offshore pipeline transportation services	$ 334,679	$ 140,230	$ 3,296
Refinery services	171,503	177,880	207,401
Marine transportation	213,021	238,757	229,282
Supply and logistics	993,290	1,689,662	3,406,185
Total revenues	1,712,493	2,246,529	3,846,164
COSTS AND EXPENSES:
Supply and logistics product costs	823,524	1,481,619	3,166,336
Supply and logistics operating costs	101,103	121,189	140,212
Marine transportation operating costs	142,551	135,200	142,793
Refinery services operating costs	91,443	96,806	121,401
Offshore pipeline transportation operating costs	79,624	39,713	1,271
General and administrative	45,625	64,995	50,692
Depreciation and amortization	222,196	150,140	90,908
Total costs and expenses	1,506,066	2,089,662	3,713,613
OPERATING INCOME	206,427	156,867	132,551
Equity in earnings of equity investees	47,944	54,450	43,135
Interest expense	(139,947)	(100,596)	(66,639)
Gain on basis step up on historical interest	0	332,380	0
Other income/(expense), net	0	(17,529)	0
Income from operations before income taxes	114,424	425,572	109,047
Income tax expense	(3,342)	(3,987)	(2,845)
NET INCOME	111,082	421,585	106,202
Net loss attributable to noncontrolling interests	(2,167)	(943)	0
NET INCOME ATTRIBUTABLE TO GENESIS ENERGY, L.P.	$ 113,249	$ 422,528	$ 106,202
BASIC AND DILUTED NET INCOME PER COMMON UNIT:
Basic and Diluted (in dollars per unit)	$ 1.00	$ 4.10	$ 1.18
WEIGHTED AVERAGE OUTSTANDING COMMON UNITS:
Basic and Diluted (in units)	113,433	103,004	90,060