Operating Segments - Schedule of Segment Information (Details) - USD ($) $ in Thousands			3 Months Ended
		Feb. 05, 2020	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Segment Reporting Information [Line Items]
Revenues			$ 127,854	$ 134,497
Operating Income (Loss)			66,193	70,534
Segment operating profit			68,895	73,154
Unallocated general and administrative			(2,702)	(2,620)
Interest and financing costs, net			(15,549)	(18,494)
Gain (Loss) on Extinguishment of Debt		$ 25,900	(25,915)	0
Equity in earnings of unconsolidated affiliates			1,714	2,100
Gain (loss) on sale of assets and other			506	(310)
Income before income taxes			26,949	53,830
Capital Expenditures			18,942	10,718
Assets			2,188,284		$ 2,199,232
Goodwill			270,336		270,336
Pipelines and terminal - affiliate
Segment Reporting Information [Line Items]
Revenues			81,544	81,540
Pipelines and terminals - third party
Segment Reporting Information [Line Items]
Revenues			26,426	31,138
Operating Income (Loss)			58,903	63,232
Capital Expenditures			18,618	10,718
Assets	[1]		1,732,984		1,749,843
Refinery processing units
Segment Reporting Information [Line Items]
Revenues			19,884	21,819
Operating Income (Loss)			9,992	9,922
Capital Expenditures			324	$ 0
Assets			302,654		305,897
Other
Segment Reporting Information [Line Items]
Assets			$ 152,646		$ 143,492

[1] Includes goodwill of $270.3 million as of March 31, 2020 and December 31, 2019.