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Security Types (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	$ 10,496	$ 5,525
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	27,861	26,620
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	95,622	84,274
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	225,651	218,758
Available-for-sale Securities, Fair Value, Total	359,630	335,177
Available For Sale Securities, Gross Unrealized Gains	7,493	10,389
Available For Sale Securities, Gross Unrealized Losses	4,200	242
Available-for-sale Securities, Amortized Cost Basis	356,337	325,030
US Government and Government Agencies and Authorities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	10,115	5,048
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	26,208	24,834
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	57,435	55,367
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	11,424	12,199
Available-for-sale Securities, Fair Value, Total	105,182	97,448
Available For Sale Securities, Gross Unrealized Gains	1,734	3,156
Available For Sale Securities, Gross Unrealized Losses	1,782	98
Available-for-sale Securities, Amortized Cost Basis	105,230	94,390
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	0	0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	1,021	1,154
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	27,745	20,502
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	153,740	141,814
Available-for-sale Securities, Fair Value, Total	182,506	163,470
Available For Sale Securities, Gross Unrealized Gains	2,405	3,245
Available For Sale Securities, Gross Unrealized Losses	1,970	133
Available-for-sale Securities, Amortized Cost Basis	182,071	160,358
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	381	477
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	632	632
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	10,442	8,405
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	60,487	64,745
Available-for-sale Securities, Fair Value, Total	71,942	74,259
Available For Sale Securities, Gross Unrealized Gains	3,354	3,988
Available For Sale Securities, Gross Unrealized Losses	448	11
Available-for-sale Securities, Amortized Cost Basis	$ 69,036	$ 70,282

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