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| 0001564590-20-053728-index.html | 2020-11-13 07:20:11 | |
| 0001564590-20-053728.txt | 2020-11-13 07:20:11 | |
 0001564590-20-053728-xbrl.zip | 135181 | 2020-11-13 07:20:11 |
| FilingSummary.xml | 33987 | 2020-11-13 07:20:11 |
| Financial_Report.xlsx | 81156 | 2020-11-13 07:20:11 |
| prvl-10q_20200930.htm | 2723427 | 2020-11-13 07:20:11 |
| prvl-20200930.xml | 1543421 | 2020-11-13 07:20:11 |
| prvl-20200930.xsd | 49770 | 2020-11-13 07:20:11 |
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| prvl-ex311_6.htm | 18638 | 2020-11-13 07:20:11 |
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| report.css | 2767 | 2020-11-13 07:20:11 |
| Show.js | 1085 | 2020-11-13 07:20:11 |