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| 0000950170-23-003864-index.html | 2023-02-22 19:34:27 | |
| 0000950170-23-003864.txt | 2023-02-22 19:34:27 | |
 0000950170-23-003864-xbrl.zip | 1166691 | 2023-02-22 19:34:27 |
| ffin-20221231.htm | 13390614 | 2023-02-22 19:34:27 |
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| Financial_Report.xlsx | 207146 | 2023-02-22 19:34:27 |
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| report.css | 2768 | 2023-02-22 19:34:27 |
| Show.js | 1086 | 2023-02-22 19:34:27 |