Borrowed Funds, Subordinated Debentures and Derivatives - Subordinated Debentures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Jul. 24, 2006
Debt Instrument [Line Items]
Subordinated debentures	$ 10,310	$ 10,310
Estimated fair value	$ 310	$ 310	$ 465
Subordinated Debentures Subject to Mandatory Redemption | Subordinated Debenture July 24, 2006
Debt Instrument [Line Items]
Subordinated debentures			$ 10,000
Debt term	3 months
Debt instrument basis spread on variable rate	2.62%
Interest rate at period end	6.189%	7.212%
Maximum period to defer interest payment without default	5 years