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REVENUES (Tables) | 9 Months Ended
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Sep. 30, 2018
REVENUES [Abstract] |
Revenues by Major Source | The following table sets forth the Company’s revenues by major source for the three months and nine months ended September 30, 2018 and 2017 (in thousands):
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Marine transportation segment: |  |  |  |  |  |  |  |  |  |  |  |
Inland transportation |  | $ | 288,573 |  |  | $ | 220,177 |  |  | $ | 827,848 |  |  | $ | 681,879 |
Coastal transportation |  |  | 93,467 |  |  |  | 98,633 |  |  |  | 272,758 |  |  |  | 311,848 |
|  | $ | 382,040 |  |  | $ | 318,810 |  |  | $ | 1,100,606 |  |  | $ | 993,727 |
Distribution and services segment: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oil and gas |  | $ | 201,475 |  |  | $ | 159,492 |  |  | $ | 780,825 |  |  | $ | 350,295 |
Commercial and industrial |  |  | 121,330 |  |  |  | 62,972 |  |  |  | 367,773 |  |  |  | 162,285 |
|  | $ | 322,805 |  |  | $ | 222,464 |  |  | $ | 1,148,598 |  |  | $ | 512,580 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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