FHLB Advances and Other Borrowings (Schedule of Issuance of Subordinated Debentures) (Details) - USD ($)							12 Months Ended
	Oct. 16, 2006	Aug. 17, 2005	Jul. 15, 2005	May 06, 2005	Oct. 21, 2004	Mar. 26, 2003	Dec. 31, 2022	Dec. 31, 2021
ACB Trust I
Debt Instrument [Line Items]
Issuance Amount				$ 5,155,000
Carrying Amount at December 31, 2022							$ 4,013,000
Rate as of December 31							6.90%	2.37%
ACB Trust I | LIBOR
Debt Instrument [Line Items]
Variable Rate				2.15%
ACB Trust II
Debt Instrument [Line Items]
Issuance Amount			$ 3,093,000
Carrying Amount at December 31, 2022							$ 2,362,000
Rate as of December 31							6.54%	2.01%
ACB Trust II | LIBOR
Debt Instrument [Line Items]
Variable Rate			1.85%
RIVR Statutory Trust I
Debt Instrument [Line Items]
Issuance Amount						$ 7,217,000
Carrying Amount at December 31, 2022							$ 6,135,000
Rate as of December 31							7.87%	3.37%
RIVR Statutory Trust I | LIBOR
Debt Instrument [Line Items]
Variable Rate						3.15%
Citizens First Statutory Trust I
Debt Instrument [Line Items]
Issuance Amount	$ 5,155,000
Carrying Amount at December 31, 2022							$ 4,236,000
Rate as of December 31							5.39%	1.78%
Citizens First Statutory Trust I | LIBOR
Debt Instrument [Line Items]
Variable Rate	1.65%
CUB Capital Trust I
Debt Instrument [Line Items]
Issuance Amount					$ 10,310,000
Carrying Amount at December 31, 2022							$ 9,593,000
Rate as of December 31							6.69%
CUB Capital Trust I | LIBOR
Debt Instrument [Line Items]
Variable Rate					2.00%
CUB Capital Trust II
Debt Instrument [Line Items]
Issuance Amount		$ 10,310,000
Carrying Amount at December 31, 2022							$ 8,987,000
Rate as of December 31							5.58%
CUB Capital Trust II | LIBOR
Debt Instrument [Line Items]
Variable Rate		1.50%