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|---|---|---|
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| 0000950170-22-008047-index.html | 2022-05-06 11:19:36 | |
| 0000950170-22-008047.txt | 2022-05-06 11:19:36 | |
 0000950170-22-008047-xbrl.zip | 494626 | 2022-05-06 11:19:36 |
| ffin-20220331.htm | 11367317 | 2022-05-06 11:19:36 |
| ffin-20220331.xsd | 68435 | 2022-05-06 11:19:36 |
| ffin-20220331_cal.xml | 86456 | 2022-05-06 11:19:36 |
| ffin-20220331_def.xml | 360358 | 2022-05-06 11:19:36 |
| ffin-20220331_htm.xml | 16608691 | 2022-05-06 11:19:36 |
| ffin-20220331_lab.xml | 604112 | 2022-05-06 11:19:36 |
| ffin-20220331_pre.xml | 542806 | 2022-05-06 11:19:36 |
| ffin-ex31_1.htm | 16073 | 2022-05-06 11:19:36 |
| ffin-ex31_2.htm | 17721 | 2022-05-06 11:19:36 |
| ffin-ex32_1.htm | 13989 | 2022-05-06 11:19:36 |
| ffin-ex32_2.htm | 16155 | 2022-05-06 11:19:36 |
| FilingSummary.xml | 40432 | 2022-05-06 11:19:36 |
| Financial_Report.xlsx | 139575 | 2022-05-06 11:19:36 |
| MetaLinks.json | 846799 | 2022-05-06 11:19:36 |
| R1.htm | 52327 | 2022-05-06 11:19:36 |
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| report.css | 2767 | 2022-05-06 11:19:36 |
| Show.js | 1085 | 2022-05-06 11:19:36 |