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Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease Revenue - Affiliate |  |  |  |  |  |  |  |  | $ 193,865 | $ 58,507 |
Net revenues | $ 138,611 | $ 137,556 | $ 155,342 | $ 152,483 | $ 159,298 | $ 164,110 | $ 166,280 | $ 167,921 | 583,992 | 657,609 | $ 538,075
Amortization of customer contract intangible assets |  |  |  |  |  |  |  |  | 7,211 | 6,009 | 0
Service Revenue - Third Party |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 23,730 | 16,019 |
Service Revenue - Affiliate |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 35,208 | 147,050 |
Product Revenue - Third Party |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 299,248 | 400,781 |
Product Revenue - Affiliate |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 31,941 | 35,252 |
Pipelines and Transportation |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease Revenue - Affiliate |  |  |  |  |  |  |  |  | 155,211 | 45,118 |
Net revenues |  |  |  |  |  |  |  |  | 178,318 | 153,567 | 121,729
Pipelines and Transportation | Service Revenue - Third Party |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 23,107 | 15,149 |
Pipelines and Transportation | Service Revenue - Affiliate |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 0 | 93,300 |
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 |
Wholesale Marketing and Terminalling |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease Revenue - Affiliate |  |  |  |  |  |  |  |  | 38,654 | 13,389 |
Net revenues |  |  |  |  |  |  |  |  | 405,674 | 504,042 | $ 416,346
Wholesale Marketing and Terminalling | Service Revenue - Third Party |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 623 | 870 |
Wholesale Marketing and Terminalling | Service Revenue - Affiliate |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 35,208 | 53,750 |
Wholesale Marketing and Terminalling | Product Revenue - Third Party |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | 299,248 | 400,781 |
Wholesale Marketing and Terminalling | Product Revenue - Affiliate |  |  |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue from contracts with customers |  |  |  |  |  |  |  |  | $ 31,941 | $ 35,252 |

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