Partners' Capital, Mezzanine Capital and Distributions (Narrative) (Details) - USD ($)			3 Months Ended
	Apr. 14, 2020	Sep. 23, 2019	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	May 16, 2022
Temporary Equity [Line Items]
Common units outstanding (in units)			122,579,218		122,579,218
Less: Accumulated distributions attributable to Class A Convertible Preferred Units			$ (24,002,000)	$ (18,684,000)
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest			$ 0	7,823,000
Independence Hub, LLC | Affiliated Entity | Genesis Energy, LLC
Temporary Equity [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent			8000.00%
Subsidiary | Alkali Holdings
Temporary Equity [Line Items]
Redeemable Noncontrolling Interest, Equity, Preferred, Purchase Price Per Unit		$ 1,000
Redeemable Noncontrolling Interest, Equity, Preferred, Units Issued, Value		$ 55,000,000		6,600,000
Redeemable noncontrolling interest preferred commitment		$ 350,000,000
Expansion project extension period	1 year
Equity preferred units issued (in units)	1,750
Commitment period	4 years
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest				7,800,000
Redemption value of redeemable preferred noncontrolling interest						$ 288,600,000
Period for occurrence of triggering events		6 years 6 months
Redemption accretion value adjustments			$ 1,200,000
Subsidiary | Minimum | Alkali Holdings
Temporary Equity [Line Items]
Redeemable noncontrolling interest preferred commitment		$ 251,800,000
Subsidiary | Maximum | Alkali Holdings
Temporary Equity [Line Items]
Number of preferred units outstanding (in units)	351,750
Redeemable noncontrolling interest preferred commitment	$ 351,800,000
Common Class A | Limited Partner [Member]
Temporary Equity [Line Items]
Common units outstanding (in units)			122,539,221
Preferred Class A | Limited Partner [Member]
Temporary Equity [Line Items]
Common units outstanding (in units)			25,336,778
Common Class B | Limited Partner [Member]
Temporary Equity [Line Items]
Common units outstanding (in units)			39,997
Class A Convertible Preferred Stock Units
Temporary Equity [Line Items]
Number of preferred units outstanding (in units)			25,336,778		25,336,778
Less: Accumulated distributions attributable to Class A Convertible Preferred Units			$ (24,000,000)	$ (18,700,000)
Redeemable Noncontrolling Interest Preferred Units | Subsidiary | Alkali Holdings
Temporary Equity [Line Items]
Number of preferred units outstanding (in units)		55,000	0			251,750