CONSOLIDATED AND CONDENSED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Revenues		$ 229,305	$ 211,258	$ 775,502	$ 596,525
Cost of products sold: (excluding depreciation and amortization)
Cost of products sold		152,187	129,570	480,695	350,414
Expenses:
Operating expenses	[1]	66,158	50,098	186,735	142,045
Selling, general and administrative	[1]	10,273	9,739	31,420	29,308
Depreciation and amortization		13,721	13,945	43,007	42,862
Total costs and expenses		242,339	203,352	741,857	564,629
Other operating income (loss), net		790	61	1,050	(610)
Gain on involuntary conversion of property, plant and equipment		0	186	0	186
Operating income (loss)		(12,244)	8,153	34,695	31,472
Other income (expense):
Interest expense, net		(13,906)	(14,110)	(39,181)	(40,372)
Other, net		(2)	0	(4)	(1)
Total other expense		(13,908)	(14,110)	(39,185)	(40,373)
Net loss before taxes		(26,152)	(5,957)	(4,490)	(8,901)
Income tax expense		(1,891)	(954)	(5,469)	(2,111)
Net loss		(28,043)	(6,911)	(9,959)	(11,012)
Less general partner's interest in net loss		561	138	199	220
Less loss allocable to unvested restricted units		90	20	39	30
Limited partners' interest in net loss		$ (27,392)	$ (6,753)	$ (9,721)	$ (10,762)
Net loss per unit attributable to limited partners - basic (in dollars per share)		$ (0.71)	$ (0.17)	$ (0.25)	$ (0.28)
Net loss per unit attributable to limited partners - diluted (in dollars per share)		$ (0.71)	$ (0.17)	$ (0.25)	$ (0.28)
Weighted average limited partner units - basic (in shares)		38,726,388	38,687,874	38,725,933	38,689,434
Weighted average limited partner units - diluted (in shares)		38,726,388	38,687,874	38,725,933	38,689,434
Terminalling and storage
Revenues:
Revenues	[1]	$ 20,007	$ 18,980	$ 59,859	$ 56,060
Transportation
Revenues:
Revenues	[1]	58,993	39,079	161,535	103,820
Sulfur services
Revenues:
Revenues		3,085	2,950	9,253	8,849
Product sales
Revenues:
Revenues	[1]	147,220	150,249	544,855	427,796
Natural gas liquids
Revenues:
Revenues	[1]	80,891	91,764	299,034	257,081
Cost of products sold: (excluding depreciation and amortization)
Cost of products sold	[1]	94,668	85,137	293,350	225,862
Sulfur services
Revenues:
Revenues	[1]	25,783	27,887	135,691	95,109
Cost of products sold: (excluding depreciation and amortization)
Cost of products sold	[1]	25,230	20,266	100,078	65,657
Terminalling and storage
Revenues:
Revenues	[1]	40,546	30,598	110,130	75,606
Cost of products sold: (excluding depreciation and amortization)
Cost of products sold	[1]	$ 32,289	$ 24,167	$ 87,267	$ 58,895

[1] Related Party Transactions Included Above Three Months EndedNine Months EndedSeptember 30,September 30,2022202120222021Revenues:*    Terminalling and storage$16,065 $15,866 $49,685 $46,741 Transportation7,111 5,564 20,862 14,463 Product Sales61 68 477 253 Costs and expenses:* Cost of products sold: (excluding depreciation and amortization) Sulfur services2,616 2,441 7,884 7,379 Terminalling and storage10,202 7,259 30,062 18,863 Expenses:Operating expenses23,856 20,088 68,682 58,046 Selling, general and administrative7,626 7,659 23,932 23,624