Investment (Amortized Cost and Fair Values Classified by Contractual Maturity Date) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jan. 01, 2023	Dec. 31, 2022
Schedule of Investments [Line Items]
Amortized Cost: Due after one year or less	$ 340
Amortized Cost: Due after one year through five years	11,948
Amortized Cost: Due after five years through ten years	1,895
Fair Value: Due after one year or less	340
Fair Value: Due after one year through five years	11,052
Fair Value: Due after five years through ten years	1,631
Available-for-sale Securities, Amortized Cost Basis	146,496		$ 149,829
Investment securities - available for sale (at fair value)	120,085	$ 125,889	125,889
Available-for-sale Securities	120,085	125,889	125,889
Amortized Cost: Due one year or less, Held to maturity	37,332
Amortized Cost: Due after one year through five years, Held to maturity	12,500
Amortized Cost: Due after five years through ten years, Held to maturity	33,094
Amortized Cost: Due after ten years, Held to maturity	44,265
Amortized Cost: Total, Held to maturity	127,191
Fair Value: Due one year or less, Held to maturity	36,257
Fair Value: Due after one year through five years, Held to maturity	11,338
Fair Value: Due after five years through ten years, Held to maturity	27,382
Fair Value: Due after ten years, Held to maturity	39,102
Fair Value: Total, Held to maturity	114,079
Held-to-maturity Securities	230,759	$ 245,659	235,659
Held-to-maturity securities, fair value	199,071		203,080
Residential mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost: Due after ten years	27,356
Fair Value: Due after ten years	21,936
Available-for-sale Securities, Amortized Cost Basis	43,224		45,052
Investment securities - available for sale (at fair value)	35,867		37,401
Available-for-sale Securities	35,867		37,401
Held-to-maturity Securities	26,970		28,624
Held-to-maturity securities, fair value	23,706		25,122
Commercial mortgage-backed agencies [Member]
Schedule of Investments [Line Items]
Available For Sale Debt Maturities Amortized Cost Sub Total	41,539
Available for sale debt maturities fair value sub total	34,959
Available-for-sale Securities, Amortized Cost Basis	36,897		37,393
Investment securities - available for sale (at fair value)	29,134		30,732
Available-for-sale Securities	29,134		30,732
Held-to-maturity Securities	21,494		22,389
Held-to-maturity securities, fair value	16,306		17,821
Collateralized mortgage obligations [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Amortized Cost Basis	24,836		25,828
Investment securities - available for sale (at fair value)	20,125		21,044
Available-for-sale Securities	20,125		21,044
Held-to-maturity Securities	55,104		57,085
Held-to-maturity securities, fair value	$ 44,980		$ 47,084