Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001641489-23-000021-index-headers.html | 2023-05-11 16:09:36 | |
| 0001641489-23-000021-index.html | 2023-05-11 16:09:36 | |
| 0001641489-23-000021.txt | 2023-05-11 16:09:36 | |
 0001641489-23-000021-xbrl.zip | 299884 | 2023-05-11 16:09:36 |
| FilingSummary.xml | 32538 | 2023-05-11 16:09:36 |
| Financial_Report.xlsx | 86960 | 2023-05-11 16:09:36 |
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| R1.htm | 56984 | 2023-05-11 16:09:36 |
| R10.htm | 24020 | 2023-05-11 16:09:36 |
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| R27.htm | 25079 | 2023-05-11 16:09:36 |
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| R47.htm | 47922 | 2023-05-11 16:09:36 |
| R48.htm | 12586 | 2023-05-11 16:09:36 |
| R49.htm | 36951 | 2023-05-11 16:09:36 |
| R5.htm | 49389 | 2023-05-11 16:09:36 |
| R50.htm | 25827 | 2023-05-11 16:09:36 |
| R6.htm | 55794 | 2023-05-11 16:09:36 |
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| R8.htm | 21074 | 2023-05-11 16:09:36 |
| R9.htm | 38899 | 2023-05-11 16:09:36 |
| report.css | 2767 | 2023-05-11 16:09:36 |
| Show.js | 1085 | 2023-05-11 16:09:36 |
| vtvt-20230331.htm | 953051 | 2023-05-11 16:09:36 |
| vtvt-20230331.xsd | 48821 | 2023-05-11 16:09:36 |
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| vtvt-20230331xexx321.htm | 5012 | 2023-05-11 16:09:36 |
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| vtvt-20230331_cal.xml | 46692 | 2023-05-11 16:09:36 |
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 vtvt-20230331_g1.jpg | 127497 | 2023-05-11 16:09:36 |
| vtvt-20230331_htm.xml | 772208 | 2023-05-11 16:09:36 |
| vtvt-20230331_lab.xml | 524938 | 2023-05-11 16:09:36 |
| vtvt-20230331_pre.xml | 354830 | 2023-05-11 16:09:36 |