Business Segments (Tables)

3 Months Ended

Mar. 31, 2020

Segment Reporting [Abstract]

Segment Reporting by Segment

Three Months Ended March 31, 2020	Operating Revenues		Intersegment Revenues Eliminations			Operating Revenues after Eliminations		Depreciation and Amortization		Operating Income (Loss) after Eliminations			Capital Expenditures and Plant Turnaround Costs
Terminalling and storage	$	51,134	$	(1,726	)	$	49,408	$	7,456	$	758		$	3,745
Transportation	45,174		(6,233		)	38,941		4,280		(5,021		)	3,926
Sulfur services	28,336		(13		)	28,323		2,894		13,858			2,985
Natural gas liquids	82,215		(4		)	82,211		609		10,377			105
Indirect selling, general and administrative	—		—			—		—		(4,372		)	—
Total	$	206,859	$	(7,976	)	$	198,883	$	15,239	$	15,600		$	10,761

Three Months Ended March 31, 2019	Operating Revenues		Intersegment Revenues Eliminations			Operating Revenues after Eliminations		Depreciation and Amortization		Operating Income (Loss) after Eliminations			Capital Expenditures and Plant Turnaround Costs
Terminalling and storage	$	55,892	$	(1,721	)	$	54,171	$	7,837	$	4,815		$	5,345
Transportation	45,186		(7,391		)	37,795		3,570		(3,880		)	2,461
Sulfur services	31,593		—			31,593		2,868		6,380			2,206
Natural gas liquids	116,474		—			116,474		626		6,858			287
Indirect selling, general and administrative	—		—			—		—		(4,567		)	—
Total	$	249,145	$	(9,112	)	$	240,033	$	14,901	$	9,606		$	10,299

Assets by Segment

The Partnership's assets by reportable segment as of March 31, 2020 and December 31, 2019, are as follows:

	March 31, 2020		December 31, 2019
Total assets:
Terminalling and storage	$	288,915	$	292,136
Transportation	170,274		170,045
Sulfur services	112,709		110,780
Natural gas liquids	40,301		94,195
Total assets	$	612,199	$	667,156