Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000783324-25-000028-index-headers.html | 2025-05-01 16:05:20 | |
| 0000783324-25-000028-index.html | 2025-05-01 16:05:20 | |
| 0000783324-25-000028.txt | 2025-05-01 16:05:20 | |
 0000783324-25-000028-xbrl.zip | 141746 | 2025-05-01 16:05:20 |
| FilingSummary.xml | 22852 | 2025-05-01 16:05:20 |
| Financial_Report.xlsx | 49990 | 2025-05-01 16:05:20 |
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| R1.htm | 51544 | 2025-05-01 16:05:20 |
| R10.htm | 38514 | 2025-05-01 16:05:20 |
| R11.htm | 17594 | 2025-05-01 16:05:20 |
| R12.htm | 8470 | 2025-05-01 16:05:20 |
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| R18.htm | 12787 | 2025-05-01 16:05:20 |
| R19.htm | 37173 | 2025-05-01 16:05:20 |
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| R21.htm | 105226 | 2025-05-01 16:05:20 |
| R22.htm | 51349 | 2025-05-01 16:05:20 |
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| R25.htm | 26854 | 2025-05-01 16:05:20 |
| R26.htm | 10698 | 2025-05-01 16:05:20 |
| R27.htm | 33970 | 2025-05-01 16:05:20 |
| R28.htm | 11011 | 2025-05-01 16:05:20 |
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| R32.htm | 32535 | 2025-05-01 16:05:20 |
| R33.htm | 17715 | 2025-05-01 16:05:20 |
| R34.htm | 7069 | 2025-05-01 16:05:20 |
| R35.htm | 30450 | 2025-05-01 16:05:20 |
| R36.htm | 10532 | 2025-05-01 16:05:20 |
| R37.htm | 68131 | 2025-05-01 16:05:20 |
| R4.htm | 62845 | 2025-05-01 16:05:20 |
| R5.htm | 40790 | 2025-05-01 16:05:20 |
| R6.htm | 56679 | 2025-05-01 16:05:20 |
| R7.htm | 9602 | 2025-05-01 16:05:20 |
| R8.htm | 4986 | 2025-05-01 16:05:20 |
| R9.htm | 15721 | 2025-05-01 16:05:20 |
| report.css | 2767 | 2025-05-01 16:05:20 |
| Show.js | 1085 | 2025-05-01 16:05:20 |
| vgz-20250331.xsd | 33826 | 2025-05-01 16:05:20 |
| vgz-20250331x10q.htm | 962811 | 2025-05-01 16:05:20 |
 vgz-20250331x10q001.jpg | 2964 | 2025-05-01 16:05:20 |
| vgz-20250331x10q_htm.xml | 640198 | 2025-05-01 16:05:20 |
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| vgz-20250331xex23d3.htm | 10737 | 2025-05-01 16:05:20 |
| vgz-20250331xex23d4.htm | 10553 | 2025-05-01 16:05:20 |
| vgz-20250331xex31d1.htm | 11699 | 2025-05-01 16:05:20 |
| vgz-20250331xex31d2.htm | 11824 | 2025-05-01 16:05:20 |
| vgz-20250331xex32d1.htm | 7251 | 2025-05-01 16:05:20 |
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| vgz-20250331_cal.xml | 33975 | 2025-05-01 16:05:20 |
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| vgz-20250331_pre.xml | 211333 | 2025-05-01 16:05:20 |