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Investment Securities - Securities in Continuous Unrealized Loss Position (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value $ 59,240 $ 82,923
Available-for-sale, less than 12 months, unrealized losses (2,946) (731)
Available-for-sale, 12 months or more, fair value 69,649 3,417
Available-for-sale, 12 months or more, unrealized losses (8,150) (39)
Held-to-maturity, less than 12 months, fair value 1,413  
Held-to-maturity, less than 12 months, unrealized losses (60)  
Held-to-maturity, 12 months or more, fair value 356  
Held-to-maturity, 12 months or more, unrealized losses (33)  
Residential Mortgage Backed Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 19,876 31,346
Available-for-sale, less than 12 months, unrealized losses (952) (240)
Available-for-sale, 12 months or more, fair value 23,903 253
Available-for-sale, 12 months or more, unrealized losses (2,752) (2)
Commercial Mortgage Backed Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 9,720 2,245
Available-for-sale, less than 12 months, unrealized losses (357) (12)
Available-for-sale, 12 months or more, fair value 1,247 2,970
Available-for-sale, 12 months or more, unrealized losses (123) (35)
Held-to-maturity, less than 12 months, fair value 1,125  
Held-to-maturity, less than 12 months, unrealized losses (41)  
US Government Agencies Debt Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value   4,987
Available-for-sale, less than 12 months, unrealized losses   (13)
Available-for-sale, 12 months or more, fair value 4,270 194
Available-for-sale, 12 months or more, unrealized losses (846) (2)
Held-to-maturity, less than 12 months, fair value 215  
Held-to-maturity, less than 12 months, unrealized losses (7)  
Held-to-maturity, 12 months or more, fair value 356  
Held-to-maturity, 12 months or more, unrealized losses (33)  
US States and Political Subdivisions Debt Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 1,559 561
Available-for-sale, less than 12 months, unrealized losses (41) (10)
Available-for-sale, 12 months or more, fair value 512  
Available-for-sale, 12 months or more, unrealized losses (53)  
Held-to-maturity, less than 12 months, fair value 73  
Held-to-maturity, less than 12 months, unrealized losses (12)  
Corporate Note Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 6,845 9,092
Available-for-sale, less than 12 months, unrealized losses (898) (52)
Available-for-sale, 12 months or more, fair value 8,075  
Available-for-sale, 12 months or more, unrealized losses (1,000)  
US Treasury Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 21,240 34,692
Available-for-sale, less than 12 months, unrealized losses (698) $ (404)
Available-for-sale, 12 months or more, fair value 31,642  
Available-for-sale, 12 months or more, unrealized losses $ (3,376)