Investment Securities, Available-for-sale Securities, Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	$ 514,925	$ 525,030
Gross Unrealized Gains	60	35
Gross Unrealized Losses	38,326	43,552
Fair Value	476,659	481,513
U. S. Government Sponsored Enterprises [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	124,149	124,123
Gross Unrealized Gains	2	1
Gross Unrealized Losses	5,019	5,937
Fair Value	119,132	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	282,927	291,431
Gross Unrealized Gains	58	34
Gross Unrealized Losses	27,429	31,149
Fair Value	255,556	260,316
Corporate Bonds [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	85,517	85,641
Gross Unrealized Gains	0	0
Gross Unrealized Losses	4,053	4,295
Fair Value	81,464	81,346
Small Business Administration-Guaranteed Participation Securities [Member]
Amortized cost and fair value of the securities available for sale [Abstract]
Amortized Cost	21,612	23,115
Gross Unrealized Gains	0	0
Gross Unrealized Losses	1,791	2,138
Fair Value	19,821	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	34	33
Fair Value	$ 652	$ 653