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Revenue (Tables) | 9 Months Ended
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Sep. 30, 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 September 30, |  | Nine Months Ended September 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
| Revenue |  | Percentage of Total Revenue |  | Revenue |  | Percentage of Total Revenue |  | Revenue |  | Percentage of Total Revenue |  | Revenue |  | Percentage of Total Revenue
Sand sales revenue | $ | 25,153 |  |  | 38 | % |  | $ | 39,500 |  |  | 63 | % |  | $ | 73,161 |  |  | 40 | % |  | $ | 96,417 |  |  | 60 | %
Reservation revenue | 4,500 |  |  | 7 | % |  | 5,190 |  |  | 8 | % |  | 13,500 |  |  | 7 | % |  | 17,656 |  |  | 11 | %
Shortfall revenue | 15,620 |  |  | 24 | % |  | 1,426 |  |  | 2 | % |  | 37,659 |  |  | 20 | % |  | 2,094 |  |  | 1 | %
Logistics revenue | 20,417 |  |  | 31 | % |  | 17,030 |  |  | 27 | % |  | 61,086 |  |  | 33 | % |  | 44,055 |  |  | 28 | %
Total revenues | $ | 65,690 |  |  | 100 | % |  | $ | 63,146 |  |  | 100 | % |  | $ | 185,406 |  |  | 100 | % |  | $ | 160,222 |  |  | 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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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