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v3.20.1

Segment Data (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |  |
Affiliates (1) | [1] | $ 106,699 | $ 62,965 |
Third party |  | 56,702 | 89,518 |
Net revenues |  | 163,401 | 152,483 |
Cost of materials and other |  | 101,293 | 96,265 |
Operating expenses (excluding depreciation and amortization presented below) |  | 14,744 | 16,058 |
Segment contribution margin |  | 47,364 | 40,160 |
General and administrative expenses |  | 6,130 | 4,473 |
Depreciation and amortization |  | 6,299 | 6,574 |
(Gain) loss on asset disposals |  | (107) | 2 |
Other Operating Income (Expense), Net |  | 107 | (2) |
Operating income |  | 35,042 | 29,111 |
Capital spending |  | 3,028 | 904 |
Total assets |  | 946,236 |  | $ 744,447
Pipelines and transportation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Affiliates (1) |  | 38,502 | 36,659 |
Third party |  | 9,465 | 3,974 |
Net revenues |  | 47,967 | 40,633 |
Operating expenses (excluding depreciation and amortization presented below) |  | 11,456 | 10,834 |
Segment contribution margin |  | 30,413 | 24,232 |
Capital spending |  | 445 | 424 |
Total assets |  | 849,840 |  | 537,580
Wholesale marketing and terminalling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Affiliates (1) |  | 68,197 | 26,306 |
Third party |  | 47,237 | 85,544 |
Net revenues |  | 115,434 | 111,850 |
Operating expenses (excluding depreciation and amortization presented below) |  | 3,288 | 5,224 |
Segment contribution margin |  | 16,951 | 15,928 |
Capital spending |  | 2,583 | 480 |
Total assets |  | 96,396 |  | $ 206,867
Service |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Cost of materials and other |  | 101,293 | 96,265 |
Service | Pipelines and transportation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Cost of materials and other |  | 6,098 | 5,567 |
Service | Wholesale marketing and terminalling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Cost of materials and other |  | $ 95,195 | $ 90,698 |
[1] | See Note 3 for a description of our material affiliate revenue transactions.

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