v3.10.0.1
SEGMENT INFORMATION Table 1 - Results of Operations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Revenues:        
Revenues $ 486,204 $ 435,488 $ 962,085 $ 922,918
Operating income:        
General and administrative expenses 27,981 33,604 47,755 58,199
Other depreciation and amortization expense 2,251 2,199 4,369 4,392
Operating income (loss) 79,838 73,404 178,318 170,543
Pipeline Segment        
Revenues:        
Revenues 150,276 126,740 287,066 247,980
Storage Segment        
Revenues:        
Revenues 157,450 158,559 312,778 305,990
Storage Segment | Third Party Revenue [Member]        
Revenues:        
Revenues 155,445 154,830 308,698 298,318
Storage Segment | Intersegment Revenue [Member]        
Revenues:        
Revenues 2,005 3,729 4,080 7,672
Fuels Marketing Segment        
Revenues:        
Revenues 180,483 153,918 366,321 376,620
Operating Segments [Member]        
Operating income:        
Operating income (loss) 110,070 109,207 230,442 233,134
Operating Segments [Member] | Pipeline Segment        
Operating income:        
Operating income (loss) 62,979 52,868 120,773 117,896
Operating Segments [Member] | Storage Segment        
Operating income:        
Operating income (loss) 44,184 56,049 100,445 109,808
Operating Segments [Member] | Fuels Marketing Segment        
Operating income:        
Operating income (loss) 2,904 289 9,224 5,429
Intersegment Eliminations [Member]        
Revenues:        
Revenues (2,005) (3,729) (4,080) (7,672)
Operating income:        
Operating income (loss) 3 1 0 1
Corporate, Non-Segment [Member]        
Operating income:        
General and administrative expenses 27,981 33,604 47,755 58,199
Other depreciation and amortization expense $ 2,251 $ 2,199 $ 4,369 $ 4,392