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Revenues (Tables) | 3 Months Ended
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Mar. 31, 2021
Revenues [Abstract] |
Revenues by Major Source | The following table sets forth the Company’s revenues by major source (in thousands):
|  | Three Months Ended March 31, |
|  | 2021 |  |  | 2020 |
Marine transportation segment: |  |  |  |  |  |
Inland transportation |  | $ | 224,451 |  |  | $ | 318,565 |
Coastal transportation |  |  | 76,500 |  |  |  | 84,692 |
|  | $ | 300,951 |  |  | $ | 403,257 |
Distribution and services segment: |  |  |  |  |  |  |  |
Commercial and industrial |  | $ | 132,908 |  |  | $ | 161,991 |
Oil and gas |  |  | 62,991 |  |  |  | 78,678 |
|  | $ | 195,899 |  |  | $ | 240,669 |

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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://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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