Investment Securities, Available-for-sale Securities, Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	$ 494,688	$ 525,030
Gross Unrealized Gains	13	35
Gross Unrealized Losses	41,997	43,552
Fair Value	452,704	481,513
U. S. Government Sponsored Enterprises [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	119,175	124,123
Gross Unrealized Gains	0	1
Gross Unrealized Losses	5,605	5,937
Fair Value	113,570	118,187
State and Political Subdivisions [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	34	34
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	34	34
Mortgage-Backed Securities and Collateralized Mortgage Obligations - Residential [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	273,955	291,431
Gross Unrealized Gains	13	34
Gross Unrealized Losses	30,524	31,149
Fair Value	243,444	260,316
Corporate Bonds [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	80,394	85,641
Gross Unrealized Gains	0	0
Gross Unrealized Losses	3,776	4,295
Fair Value	76,618	81,346
Small Business Administration-Guaranteed Participation Securities [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	20,444	23,115
Gross Unrealized Gains	0	0
Gross Unrealized Losses	2,062	2,138
Fair Value	18,382	20,977
Other [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	686	686
Gross Unrealized Gains	0	0
Gross Unrealized Losses	30	33
Fair Value	$ 656	$ 653