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| 0001680247-20-000038-index.html | 2020-11-05 06:55:43 | |
| 0001680247-20-000038.txt | 2020-11-05 06:55:43 | |
 0001680247-20-000038-xbrl.zip | 246201 | 2020-11-05 06:55:43 |
| a09302020exhibit311.htm | 15667 | 2020-11-05 06:55:43 |
| a09302020exhibit312.htm | 15617 | 2020-11-05 06:55:43 |
| a09302020exhibit321.htm | 4863 | 2020-11-05 06:55:43 |
| a09302020exhibit322.htm | 4788 | 2020-11-05 06:55:43 |
| FilingSummary.xml | 26264 | 2020-11-05 06:55:43 |
| Financial_Report.xlsx | 74216 | 2020-11-05 06:55:43 |
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| pump-20200930.htm | 1513938 | 2020-11-05 06:55:43 |
| pump-20200930.xsd | 37686 | 2020-11-05 06:55:43 |
| pump-20200930_cal.xml | 64038 | 2020-11-05 06:55:43 |
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| pump-20200930_htm.xml | 1218048 | 2020-11-05 06:55:43 |
| pump-20200930_lab.xml | 543207 | 2020-11-05 06:55:43 |
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| R9.htm | 37446 | 2020-11-05 06:55:43 |
| report.css | 2767 | 2020-11-05 06:55:43 |
| Show.js | 1085 | 2020-11-05 06:55:43 |