| Business Segments |
BUSINESS SEGMENTS The Partnership has four reportable segments: terminalling and storage, natural gas liquids, transportation, and sulfur services. The Partnership’s reportable segments are strategic business units that offer different products and services. The operating income of these segments is reviewed by the chief operating decision maker to assess performance and make business decisions. The accounting policies of the operating segments are the same as those described in Note 2. The Partnership evaluates the performance of its reportable segments based on operating income. There is no allocation of administrative expenses or interest expense. | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Operating Revenues | | Intersegment Eliminations | | Operating Revenues After Eliminations | | Depreciation and Amortization | | Operating Income (Loss) after Eliminations | | Capital Expenditures and Plant Turnaround Costs | | | | | | | | | | | | | | Year Ended December 31, 2020: | | | | | | | | | | | | | Terminalling and storage | $ | 191,041 | | | $ | (6,877) | | | $ | 184,164 | | | $ | 29,489 | | | $ | 22,153 | | | $ | 11,619 | | | Natural gas liquids | 247,484 | | | (5) | | | 247,479 | | | 2,456 | | | 22,104 | | | 395 | | | Sulfur services | 108,020 | | | (13) | | | 108,007 | | | 12,012 | | | 36,256 | | | 7,415 | | | Transportation | 150,285 | | | (17,793) | | | 132,492 | | | 17,505 | | | (16,102) | | | 7,348 | | | Indirect selling, general, and administrative | — | | | — | | | — | | | — | | | (17,909) | | | — | | | Total | $ | 696,830 | | | $ | (24,688) | | | $ | 672,142 | | | $ | 61,462 | | | $ | 46,502 | | | $ | 26,777 | | | | | | | | | | | | | | | Year Ended December 31, 2019: | | | | | | | | | | | | | Terminalling and storage | $ | 216,313 | | | $ | (6,659) | | | $ | 209,654 | | | $ | 30,952 | | | $ | 16,732 | | | $ | 12,987 | | | Natural gas liquids | 366,502 | | | — | | | 366,502 | | | 2,469 | | | 44,020 | | | 1,870 | | | Sulfur services | 111,340 | | | — | | | 111,340 | | | 11,332 | | | 22,721 | | | 14,853 | | | Transportation | 183,740 | | | (24,118) | | | 159,622 | | | 15,307 | | | (7,388) | | | 8,213 | | | Indirect selling, general, and administrative | — | | | — | | | — | | | — | | | (17,981) | | | — | | | Total | $ | 877,895 | | | $ | (30,777) | | | $ | 847,118 | | | $ | 60,060 | | | $ | 58,104 | | | $ | 37,923 | | | | | | | | | | | | | | | Year Ended December 31, 2018: | | | | | | | | | | | | | Terminalling and storage | $ | 247,840 | | | $ | (6,400) | | | $ | 241,440 | | | $ | 39,508 | | | $ | 17,540 | | | $ | 13,704 | | | Natural gas liquids | 496,026 | | | (19) | | | 496,007 | | | 2,488 | | | 31,581 | | | 746 | | | Sulfur services | 132,536 | | | — | | | 132,536 | | | 8,485 | | | 27,397 | | | 4,429 | | | Transportation | 178,163 | | | (28,042) | | | 150,121 | | | 11,003 | | | (13,560) | | | 16,335 | | | Indirect selling, general, and administrative | — | | | — | | | — | | | — | | | (17,901) | | | — | | | Total | $ | 1,054,565 | | | $ | (34,461) | | | $ | 1,020,104 | | | $ | 61,484 | | | $ | 45,057 | | | $ | 35,214 | |
Revenues from one customer in the Natural Gas Liquids segment was $74,722, $112,280 and $148,103 for the years ended December 31, 2020, 2019 and 2018, respectively.
The Partnership's assets by reportable segment as of December 31, 2020 and 2019 are as follows: | | | | | | | | | | | | | 2020 | | 2019 | Total assets: | | | | Terminalling and storage | $ | 252,794 | | | $ | 292,136 | | Natural gas liquids | 80,737 | | | 94,195 | | Sulfur services | 94,154 | | | 110,780 | | Transportation | 151,953 | | | 170,045 | | Total assets | $ | 579,638 | | | $ | 667,156 | |
|