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| 0000950170-24-091209-index.html | 2024-08-06 07:30:36 | |
| 0000950170-24-091209.txt | 2024-08-06 07:30:36 | |
 0000950170-24-091209-xbrl.zip | 392637 | 2024-08-06 07:30:36 |
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| rand-20240630.htm | 5251482 | 2024-08-06 07:30:36 |
| rand-20240630.xsd | 1062436 | 2024-08-06 07:30:36 |
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| rand-ex31_1.htm | 15649 | 2024-08-06 07:30:36 |
| rand-ex31_2.htm | 14989 | 2024-08-06 07:30:36 |
| rand-ex32_1.htm | 13982 | 2024-08-06 07:30:36 |
| report.css | 2767 | 2024-08-06 07:30:36 |
| Show.js | 1085 | 2024-08-06 07:30:36 |