v3.20.2
SEGMENT INFORMATION Table 1 - Results of Operations (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Revenues:        
Total revenues $ 339,540 $ 372,445 $ 732,331 $ 720,271
Operating income:        
General and administrative expenses 23,700 24,868 46,671 50,559
Other depreciation and amortization expense 2,171 1,819 4,357 3,938
Operating income (loss) 92,701 93,283 (358) 166,888
Pipeline Segment        
Revenues:        
Total revenues 166,108 172,493 361,789 328,744
Storage Segment        
Revenues:        
Total revenues 119,407 110,403 242,624 213,903
Fuels Marketing Segment        
Revenues:        
Total revenues 54,025 89,549 127,927 177,628
Total segment        
Operating income:        
Operating income (loss) 118,572 119,970 50,670 221,385
Total segment | Pipeline Segment        
Operating income:        
Operating income (loss) 71,981 78,712 (50,943) 146,016
Total segment | Storage Segment        
Operating income:        
Operating income (loss) 43,242 38,098 91,821 70,316
Total segment | Fuels Marketing Segment        
Operating income:        
Operating income (loss) 3,349 3,160 9,792 5,085
Intersegment Eliminations [Member]        
Revenues:        
Total revenues 0 0 (9) (4)
Operating income:        
Operating income (loss) 0 0 0 (32)
Consolidation and intersegment eliminations        
Operating income:        
General and administrative expenses 23,700 24,868 46,671 50,559
Other depreciation and amortization expense $ 2,171 $ 1,819 $ 4,357 $ 3,938