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| 0000039263-23-000008-index.html | 2023-02-03 14:58:34 | |
| 0000039263-23-000008.txt | 2023-02-03 14:58:34 | |
 0000039263-23-000008-xbrl.zip | 1001303 | 2023-02-03 14:58:34 |
| cfr-20221231.htm | 7059895 | 2023-02-03 14:58:34 |
| cfr-20221231.xsd | 142363 | 2023-02-03 14:58:34 |
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| cfr-20221231_lab.xml | 1567932 | 2023-02-03 14:58:34 |
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