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|---|---|---|
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| 0001680247-22-000013-index.html | 2022-05-05 16:23:18 | |
| 0001680247-22-000013.txt | 2022-05-05 16:23:18 | |
 0001680247-22-000013-xbrl.zip | 200618 | 2022-05-05 16:23:18 |
| a03312022exhibit311.htm | 16033 | 2022-05-05 16:23:18 |
| a03312022exhibit312.htm | 15866 | 2022-05-05 16:23:18 |
| a03312022exhibit321.htm | 4832 | 2022-05-05 16:23:18 |
| a03312022exhibit322.htm | 4779 | 2022-05-05 16:23:18 |
| FilingSummary.xml | 23223 | 2022-05-05 16:23:18 |
| Financial_Report.xlsx | 61627 | 2022-05-05 16:23:18 |
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| pump-20220331.htm | 1039305 | 2022-05-05 16:23:18 |
| pump-20220331.xsd | 33008 | 2022-05-05 16:23:18 |
| pump-20220331_cal.xml | 42840 | 2022-05-05 16:23:18 |
| pump-20220331_def.xml | 199594 | 2022-05-05 16:23:18 |
| pump-20220331_htm.xml | 792126 | 2022-05-05 16:23:18 |
| pump-20220331_lab.xml | 493887 | 2022-05-05 16:23:18 |
| pump-20220331_pre.xml | 312588 | 2022-05-05 16:23:18 |
| R1.htm | 58155 | 2022-05-05 16:23:18 |
| R10.htm | 10057 | 2022-05-05 16:23:18 |
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| R19.htm | 75022 | 2022-05-05 16:23:18 |
| R2.htm | 94762 | 2022-05-05 16:23:18 |
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