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| 0000791963-22-000038-index.html | 2022-04-29 08:31:53 | |
| 0000791963-22-000038.txt | 2022-04-29 08:31:53 | |
 0000791963-22-000038-xbrl.zip | 370694 | 2022-04-29 08:31:53 |
| ex311-3312022.htm | 14203 | 2022-04-29 08:31:53 |
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| ex32-3312022.htm | 5367 | 2022-04-29 08:31:53 |
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