Investment Securities - Narratives (Details) |
Dec. 31, 2025
USD ($)
security
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Dec. 31, 2024
USD ($)
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| Investment Securities | ||
| Number of securities in a continuous loss position | 67 | |
| Percentage of individual securities' amortized cost basis | 9.50% | |
| Percentage of total amortized cost basis of the investment securities portfolio | 5.30% | |
| Number of securities in a continuous loss position for over 12 months | 61 | |
| Number of securities | 67 | |
| Allowance for credit losses for available-for-sale securities | $ | $ 0 | $ 0 |
| X | ||||||||||
- Definition Number of available-for-sale securities in unrealized losses expressed as percentage of the individual securities' amortized cost basis. No definition available.
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| X | ||||||||||
- Definition Number of available-for-sale securities in unrealized losses expressed as percentage of the individual securities' amortized cost basis. No definition available.
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| X | ||||||||||
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). No definition available.
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| X | ||||||||||
- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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| X | ||||||||||
- References No definition available.
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