Business Consolidation - Schedule of Pro Forma Financial Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Pro forma consolidated financial operating results:
Revenues	$ 3,176,996,000	$ 3,246,477,000
Net Income Attributable to Genesis Energy, L.P.	117,720,000	75,457,000
Net Loss Attributable to Common Unitholders, Basic (in dollars per unit)	26,995,000	(4,595,000)
Net Loss Attributable to Common Unitholders, Diluted (in dollars per unit)	$ 26,995,000	$ (4,595,000)
Basic and diluted earnings (loss) per common unit:
Basic Net Loss per Common Unit (in dollars per unit)	$ 0.22	$ (0.04)	$ (1.96)
Dilutive Net Income (Loss) per Common Unit (in dollars per unit)	0.22	(0.04)	$ (1.96)
Pro Forma net loss per common unit, basic (in dollars per unit)	0.22	(0.04)
Pro Forma net loss per common unit, diluted (in dollars per unit)	$ 0.22	$ (0.04)