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|---|---|---|
 0001575705-20-000049-index-headers.html | 2020-04-14 17:15:25 | |
| 0001575705-20-000049-index.html | 2020-04-14 17:15:25 | |
| 0001575705-20-000049.txt | 2020-04-14 17:15:25 | |
 0001575705-20-000049-xbrl.zip | 61801 | 2020-04-14 17:15:25 |
| ex31_1.htm | 9358 | 2020-04-14 17:15:25 |
| ex31_2.htm | 9758 | 2020-04-14 17:15:25 |
| ex32_1.htm | 4503 | 2020-04-14 17:15:25 |
| ex32_2.htm | 3878 | 2020-04-14 17:15:25 |
| FilingSummary.xml | 23038 | 2020-04-14 17:15:25 |
| Financial_Report.xlsx | 42960 | 2020-04-14 17:15:25 |
| pwvi-20191231.xml | 207154 | 2020-04-14 17:15:25 |
| pwvi-20191231.xsd | 31364 | 2020-04-14 17:15:25 |
| pwvi-20191231_cal.xml | 38193 | 2020-04-14 17:15:25 |
| pwvi-20191231_def.xml | 76355 | 2020-04-14 17:15:25 |
| pwvi-20191231_lab.xml | 213603 | 2020-04-14 17:15:25 |
| pwvi-20191231_pre.xml | 162808 | 2020-04-14 17:15:25 |
| pwvi_10k.htm | 377028 | 2020-04-14 17:15:25 |
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| R9.htm | 19352 | 2020-04-14 17:15:25 |
| report.css | 2767 | 2020-04-14 17:15:25 |
| Show.js | 1085 | 2020-04-14 17:15:25 |