Business Consolidations - Schedule of Pro Forma Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Consolidated financial operating results:
Revenues		$ 790,612
Net Loss Attributable to Genesis Energy, L.P.		(1,644)
Net Loss Attributable to Common Unitholders, Basic (in dollars per unit)		(25,646)
Net Loss Attributable to Common Unitholders, Diluted (in dollars per unit)		$ (25,646)
Basic and diluted loss per common unit:
Basic Net Loss per Common Unit (in dollars per unit)	$ (0.09)	$ (0.21)
Dilutive Net Loss per common unit (in dollars per unit)	$ (0.09)	(0.21)
Pro Forma net loss per common unit, basic (in dollars per unit)		(0.21)
Pro forma net loss per common unit, diluted (in dollars per unit)		$ (0.21)