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Investment Securities - Schedule of Fair Value and Unrealized Loss on Investments for Securities for Which Allowance for Credit Losses has not been Recorded (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value $ 27,104 $ 48,614
Available-for-sale, less than 12 months, unrealized losses (268) (438)
Available-for-sale, 12 months or more, fair value 66,424 96,102
Available-for-sale, 12 months or more, unrealized losses (3,635) (6,711)
Held-to-maturity, 12 months or more, fair value 504 642
Held-to-maturity, 12 months or more, unrealized losses (20) (40)
Residential Mortgage Backed Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 25,109 41,417
Available-for-sale, less than 12 months, unrealized losses (263) (424)
Available-for-sale, 12 months or more, fair value 23,794 28,520
Available-for-sale, 12 months or more, unrealized losses (1,465) (2,344)
Commercial Mortgage Backed Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 0 3,374
Available-for-sale, less than 12 months, unrealized losses 0 (13)
Available-for-sale, 12 months or more, fair value 3,583 5,331
Available-for-sale, 12 months or more, unrealized losses (86) (189)
Held-to-maturity, 12 months or more, fair value 180 254
Held-to-maturity, 12 months or more, unrealized losses (5) (10)
US Government Agencies Debt Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, less than 12 months, fair value 1,995 3,823
Available-for-sale, less than 12 months, unrealized losses (5) (1)
Available-for-sale, 12 months or more, fair value 4,714 4,457
Available-for-sale, 12 months or more, unrealized losses (344) (619)
Held-to-maturity, 12 months or more, fair value 320 357
Held-to-maturity, 12 months or more, unrealized losses (15) (27)
US States and Political Subdivisions Debt Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, 12 months or more, fair value 297 1,549
Available-for-sale, 12 months or more, unrealized losses (4) (28)
Held-to-maturity, 12 months or more, fair value 4 31
Held-to-maturity, 12 months or more, unrealized losses 0 (3)
Corporate Notes [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, 12 months or more, fair value 14,745 13,886
Available-for-sale, 12 months or more, unrealized losses (1,017) (1,871)
US Treasury Securities [Member]    
Schedule Of Investments [Line Items]    
Available-for-sale, 12 months or more, fair value 19,291 42,359
Available-for-sale, 12 months or more, unrealized losses $ (719) $ (1,660)