UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
REVENUES:
Total revenues	$ 770,105	$ 790,612
COSTS AND EXPENSES:
General and administrative	15,009	14,552
Depreciation, depletion and amortization	73,771	73,160
Total costs and expenses	698,047	741,231
OPERATING INCOME	72,058	49,381
Equity in earnings of equity investees	16,441	17,553
Interest expense, net	(68,734)	(60,854)
Other expense	0	(1,808)
Income from operations before income taxes	19,765	4,272
Income tax expense	(809)	(884)
NET INCOME	18,956	3,388
Net income attributable to noncontrolling interests	(7,603)	(5,032)
NET INCOME (LOSS) ATTRIBUTABLE TO GENESIS ENERGY, L.P.	11,353	(1,644)
Less: Accumulated distributions attributable to Class A Convertible Preferred Units	(21,894)	(24,002)
NET LOSS ATTRIBUTABLE TO COMMON UNITHOLDERS-BASIC	(10,541)	(25,646)
NET LOSS ATTRIBUTABLE TO COMMON UNITHOLDERS-DILUTED	$ (10,541)	$ (25,646)
Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax [Abstract]
Basic (in dollars per unit)	$ (0.09)	$ (0.21)
Diluted (in dollars per unit)	$ (0.09)	$ (0.21)
Earnings Per Unit [Abstract]
Basic (in units)	122,464	122,579
Diluted (in units)	122,464	122,579
Offshore pipeline transportation
REVENUES:
Total revenues	$ 101,990	$ 91,395
Offshore pipeline transportation | Offshore Pipeline Transportation Revenue
REVENUES:
Total revenues	101,990	91,395
COSTS AND EXPENSES:
Cost of products and services sold	27,818	23,125
Soda and sulfur services
REVENUES:
Total revenues	400,948	444,648
Soda and sulfur services | Sodium Minerals and Sulfur Services Revenue
REVENUES:
Total revenues	400,948	444,648
COSTS AND EXPENSES:
Cost of products and services sold	351,366	406,222
Marine transportation
REVENUES:
Total revenues	83,574	83,226
Marine transportation | Marine Transportation Revenue
REVENUES:
Total revenues	83,574	83,226
COSTS AND EXPENSES:
Cost of products and services sold	52,408	57,736
Onshore facilities and transportation
REVENUES:
Total revenues	183,593	171,343
Onshore facilities and transportation | Onshore Facilities and Transportation Revenue
REVENUES:
Total revenues	183,593	171,343
Onshore facilities and transportation | Onshore Facilities and Transportation Product
COSTS AND EXPENSES:
Cost of products and services sold	160,388	149,056
Onshore facilities and transportation | Onshore Facilities and Transportation Services
COSTS AND EXPENSES:
Cost of products and services sold	$ 17,287	$ 17,380