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Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 700,902	$ 563,418	$ 583,992
Amortization of customer contract intangible assets	7,211	7,211	7,211
Service Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	17,102	18,230
Service Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	47,756	51,400
Product Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	264,974	162,522
Product Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	76,074	71,178
Lease Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	294,996	260,088
Pipelines and Transportation
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	287,645	251,469	178,318
Pipelines and Transportation | Service Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	16,612	17,596
Pipelines and Transportation | Service Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	13,723	17,768
Pipelines and Transportation | Product Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	0	0
Pipelines and Transportation | Product Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	0	0
Pipelines and Transportation | Lease Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	257,310	216,105
Wholesale Marketing and Terminalling
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	413,257	311,949	$ 405,674
Wholesale Marketing and Terminalling | Service Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	490	634
Wholesale Marketing and Terminalling | Service Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	34,033	33,632
Wholesale Marketing and Terminalling | Product Revenue - Third Party
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	264,974	162,522
Wholesale Marketing and Terminalling | Product Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	76,074	71,178
Wholesale Marketing and Terminalling | Lease Revenue - Affiliate
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 37,686	$ 43,983

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