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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Dec. 31, 2022
Commitments, Contingencies and Guarantees [Line Items]            
Off-balance-sheet credit exposure $ 3,000   $ 3,000   $ 3,600  
Off-balance-sheet, liability, credit loss expense (reversal) $ (105) $ 661 (601) $ 1,300    
Cumulative Effect, Period of Adoption, Adjustment            
Commitments, Contingencies and Guarantees [Line Items]            
Off-balance-sheet credit exposure           $ 3,100
Financial Standby Letters of Credit            
Commitments, Contingencies and Guarantees [Line Items]            
Commitments to extend credit     $ 63,800   $ 62,200