Securities (Narrative) (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2025 USD ($) security	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) security	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Securities [Abstract]
Debt securities in unrealized loss position in the less than twelve months category \| security	6		6
Debt securities in unrealized loss position in the twelve months or more category \| security	179		179
ACL on debt securities available for sale	$ 0	$ 0	$ 0	$ 0	$ 0
Pledged financial instruments, not separately reported, securities	262,802,000		262,802,000		$ 308,777,000
Proceeds from sales of securities	$ 0	$ 0	$ 0	$ 0

Amount, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity), and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Amount 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).

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