v3.21.2
REVENUE FROM CONTRACTS WITH CUSTOMERS Table 3 - Disaggregation of Revenues (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Disaggregation of Revenue [Line Items]        
Total revenues $ 427,093 $ 339,540 $ 788,739 $ 732,331
Intersegment Eliminations [Member]        
Disaggregation of Revenue [Line Items]        
Total revenues 0 0 (11) (9)
Pipeline Segment        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 192,906 165,283 362,134 360,139
Lessor revenues 0 825 0 1,650
Total revenues 192,906 166,108 362,134 361,789
Pipeline Segment | Crude Oil Pipelines [Member]        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 82,034 79,110 156,622 170,832
Pipeline Segment | Refined Products and Ammonia Pipelines [Member]        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 110,872 86,173 205,512 189,307
Storage Segment        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 108,885 109,079 207,095 221,968
Lessor revenues 10,363 10,328 20,727 20,656
Total revenues 119,248 119,407 227,822 242,624
Storage Segment | Throughput Terminal [Member]        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 35,143 32,199 59,937 70,922
Storage Segment | Storage Terminal [Member]        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 73,742 76,880 147,158 151,046
Fuels Marketing Segment        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 114,939 54,025 198,794 127,927
Total revenues $ 114,939 $ 54,025 $ 198,794 $ 127,927