Fair Value - Reconciliation of all Assets Measured at Fair Value on Recurring Basis, Using Significant Unobservable Inputs (Level 3) (Details) - Significant Unobservable  Inputs (Level 3) - Recurring - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Obligations of State and Political Subdivisions
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance of Recurring Level 3 Assets	$ 76	$ 84	$ 75	$ 83
Total Gains (Losses) Included in Other Comprehensive Income	1	(2)	2	(1)
Maturities / Calls	0	0	0	0
Acquired through Bank Acquisition	0	0	0	0
Ending Balance of Recurring Level 3 Assets	77	82	77	82
MBS/CMO
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance of Recurring Level 3 Assets	1,009	919	984	906
Total Gains (Losses) Included in Other Comprehensive Income	21	24	46	37
Maturities / Calls	0	0	0	0
Acquired through Bank Acquisition	0	0	0	0
Ending Balance of Recurring Level 3 Assets	$ 1,030	$ 943	$ 1,030	$ 943