Equity-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2022

Retirement Benefits [Abstract]

Schedule of Service-Based And Performance-Based Awards

A summary of our phantom unit activity for our service-based awards to our directors is set forth below:

	Service-Based Awards
	Number of Phantom Units	Average Grant Date Fair Value		Total Value (in thousands)
Unvested at December 31, 2021	208,518	$	10.67	$	2,225
Granted	70,068	9.92		695
Settled	(58,454)	16.17		(945)
Unvested at December 31, 2022	220,132	$	8.97	$	1,975

Schedule of Equity-Based Compensation Expense

Equity-based compensation expense (credit) during the three years ended December 31, 2022 was as follows:

	Expense (Credit) Related to Equity-Based Compensation Plans
Consolidated Statements of Operations	2022		2021		2020
Onshore facilities and transportation operating costs	$	—	$	—	$	(209)
Marine transportation operating costs	—		—		(51)
Sodium minerals and sulfur services operating costs	—		—		(115)
Offshore pipeline operating costs	—		—		(277)
General and administrative expenses	730		1,416		(333)
Total	$	730	$	1,416	$	(985)