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| 0001490906-23-000009.txt | 2023-02-08 11:16:10 | |
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| cffn-123122xex311.htm | 10421 | 2023-02-08 11:16:10 |
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| cffn-123122xex32.htm | 9178 | 2023-02-08 11:16:10 |
| cffn-20221231.htm | 3955209 | 2023-02-08 11:16:10 |
| cffn-20221231.xsd | 29479 | 2023-02-08 11:16:10 |
| cffn-20221231_cal.xml | 92244 | 2023-02-08 11:16:10 |
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| FilingSummary.xml | 30520 | 2023-02-08 11:16:10 |
| Financial_Report.xlsx | 92195 | 2023-02-08 11:16:10 |
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