Income Tax, Components of Deferred Tax Asset and Liability (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Deferred Tax Assets, Gross [Abstract]
Deferred Tax Asset, Allowance For Loan Loss	$ 1,724	$ 1,448
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross	9,734	13,722
Deferred Tax Assets, Capital Loss Carryforwards	253
Deferred Tax Assets, Tax Credit Carryforwards, Other	356
Deferred Tax Asset, Bonus	185	228
Deferred Tax Asset Right Of Use Liability	128	153
Deferred Tax Assets, Other	71	70
Deferred Tax Assets, Gross	12,451	15,621
Deferred Tax Liabilities [Abstract]
Deferred Tax Liabilities, Property, Plant and Equipment	1,315	767
Deferred Tax Liabilities, Originated Mortgage Servicing Rights	249	289
Deferred Tax Liabilities, Right Of Use Asset	122	148
Deferred Tax Liabilities, New Market Tax Credit	181	179
Deferred Tax Liabilities, Other	332	469
Deferred Income Tax Liabilities, Gross, Total	2,199	1,852
Deferred Tax Assets (Liabilities), Net	$ 10,252	$ 13,769	$ 435