Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-015249-index-headers.html | 2022-08-08 07:31:10 | |
| 0000950170-22-015249-index.html | 2022-08-08 07:31:10 | |
| 0000950170-22-015249.txt | 2022-08-08 07:31:10 | |
 0000950170-22-015249-xbrl.zip | 301872 | 2022-08-08 07:31:10 |
| FilingSummary.xml | 33550 | 2022-08-08 07:31:10 |
| Financial_Report.xlsx | 85192 | 2022-08-08 07:31:10 |
| MetaLinks.json | 626789 | 2022-08-08 07:31:10 |
| R1.htm | 55560 | 2022-08-08 07:31:10 |
| R10.htm | 85774 | 2022-08-08 07:31:10 |
| R11.htm | 137980 | 2022-08-08 07:31:10 |
| R12.htm | 25123 | 2022-08-08 07:31:10 |
| R13.htm | 36633 | 2022-08-08 07:31:10 |
| R14.htm | 55763 | 2022-08-08 07:31:10 |
| R15.htm | 27573 | 2022-08-08 07:31:10 |
| R16.htm | 49616 | 2022-08-08 07:31:10 |
| R17.htm | 82895 | 2022-08-08 07:31:10 |
| R18.htm | 19147 | 2022-08-08 07:31:10 |
| R19.htm | 19927 | 2022-08-08 07:31:10 |
| R2.htm | 102015 | 2022-08-08 07:31:10 |
| R20.htm | 15874 | 2022-08-08 07:31:10 |
| R21.htm | 19563 | 2022-08-08 07:31:10 |
| R22.htm | 92970 | 2022-08-08 07:31:10 |
| R23.htm | 71040 | 2022-08-08 07:31:10 |
| R24.htm | 130328 | 2022-08-08 07:31:10 |
| R25.htm | 24615 | 2022-08-08 07:31:10 |
| R26.htm | 35865 | 2022-08-08 07:31:10 |
| R27.htm | 39100 | 2022-08-08 07:31:10 |
| R28.htm | 40467 | 2022-08-08 07:31:10 |
| R29.htm | 83231 | 2022-08-08 07:31:10 |
| R3.htm | 43312 | 2022-08-08 07:31:10 |
| R30.htm | 16168 | 2022-08-08 07:31:10 |
| R31.htm | 9603 | 2022-08-08 07:31:10 |
| R32.htm | 11842 | 2022-08-08 07:31:10 |
| R33.htm | 26155 | 2022-08-08 07:31:10 |
| R34.htm | 13539 | 2022-08-08 07:31:10 |
| R35.htm | 25496 | 2022-08-08 07:31:10 |
| R36.htm | 16984 | 2022-08-08 07:31:10 |
| R37.htm | 11727 | 2022-08-08 07:31:10 |
| R38.htm | 19076 | 2022-08-08 07:31:10 |
| R39.htm | 39433 | 2022-08-08 07:31:10 |
| R4.htm | 44544 | 2022-08-08 07:31:10 |
| R40.htm | 10749 | 2022-08-08 07:31:10 |
| R41.htm | 68325 | 2022-08-08 07:31:10 |
| R42.htm | 60914 | 2022-08-08 07:31:10 |
| R43.htm | 18152 | 2022-08-08 07:31:10 |
| R44.htm | 21694 | 2022-08-08 07:31:10 |
| R45.htm | 17712 | 2022-08-08 07:31:10 |
| R46.htm | 52246 | 2022-08-08 07:31:10 |
| R47.htm | 36443 | 2022-08-08 07:31:10 |
| R48.htm | 25033 | 2022-08-08 07:31:10 |
| R49.htm | 24602 | 2022-08-08 07:31:10 |
| R5.htm | 4473 | 2022-08-08 07:31:10 |
| R6.htm | 94155 | 2022-08-08 07:31:10 |
| R7.htm | 5982 | 2022-08-08 07:31:10 |
| R8.htm | 81750 | 2022-08-08 07:31:10 |
| R9.htm | 23525 | 2022-08-08 07:31:10 |
| report.css | 2767 | 2022-08-08 07:31:10 |
| Show.js | 1085 | 2022-08-08 07:31:10 |
| vigl-20220630.htm | 2754059 | 2022-08-08 07:31:10 |
| vigl-20220630.xsd | 64175 | 2022-08-08 07:31:10 |
| vigl-20220630_cal.xml | 44017 | 2022-08-08 07:31:10 |
| vigl-20220630_def.xml | 284208 | 2022-08-08 07:31:10 |
| vigl-20220630_htm.xml | 1316276 | 2022-08-08 07:31:10 |
| vigl-20220630_lab.xml | 488008 | 2022-08-08 07:31:10 |
| vigl-20220630_pre.xml | 403648 | 2022-08-08 07:31:10 |
| vigl-ex31_1.htm | 23021 | 2022-08-08 07:31:10 |
| vigl-ex31_2.htm | 22985 | 2022-08-08 07:31:10 |
| vigl-ex32_1.htm | 14337 | 2022-08-08 07:31:10 |
| vigl-ex32_2.htm | 14319 | 2022-08-08 07:31:10 |