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Investment Securities - Pledged Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Investment Securities    
Amortized cost, available for sale $ 156,426 $ 185,690
Available-for-sale, fair value 144,649 169,993
Amortized cost, held to maturity 92,863 95,505
Securities held-to-maturity, fair value 79,731 79,532
Asset Pledged as Collateral without Right | Deposits    
Investment Securities    
Amortized cost, available for sale 59,100 95,800
Available-for-sale, fair value 56,400 90,300
Amortized cost, held to maturity 50,000 42,300
Securities held-to-maturity, fair value $ 44,300 $ 36,100