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Revenue (Tables) | 3 Months Ended
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Mar. 31, 2019
Revenue from Contract with Customer [Abstract] |
Disaggregation of revenue | Disaggregation of Revenue The following table presents the Company’s revenues disaggregated by type and percentage of total revenues for the periods indicated.
| Three Months Ended March 31,
| 2019 |  | 2018
| Revenue |  | Percentage of Total Revenue |  | Revenue |  | Percentage of Total Revenue
Sand sales revenue | $ | 21,147 |  |  | 41 | % |  | $ | 22,287 |  |  | 52 | %
Reservation revenue | 4,500 |  |  | 9 | % |  | 6,628 |  |  | 16 | %
Shortfall revenue | 5,756 |  |  | 11 | % |  | — |  |  | — | %
Logistics revenue | 20,372 |  |  | 39 | % |  | 13,713 |  |  | 32 | %
Total revenues | $ | 51,775 |  |  | 100 | % |  | $ | 42,628 |  |  | 100 | %

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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/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045 + Details
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