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Investment Securities - Schedule of Investment Securities Available-for-Sale (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost $ 49,940 $ 49,037
Investment securities available-for-sale, Gross Unrealized Gains   225
Investment securities available-for-sale, Gross Unrealized Losses (4,029) (705)
Investment securities available-for-sale, Estimated Fair Value 45,911 48,557
U.S. Treasury Securities    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 5,078 5,068
Investment securities available-for-sale, Gross Unrealized Gains   5
Investment securities available-for-sale, Gross Unrealized Losses (401) (23)
Investment securities available-for-sale, Estimated Fair Value 4,677 5,050
Municipal Securities - Tax Exempt    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 538 540
Investment securities available-for-sale, Gross Unrealized Losses (50) (4)
Investment securities available-for-sale, Estimated Fair Value 488 536
Municipal Securities - Taxable    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 2,046 796
Investment securities available-for-sale, Gross Unrealized Losses (166) (6)
Investment securities available-for-sale, Estimated Fair Value 1,880 790
Government Agency Mortgage-Backed Securities    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 20,536 21,371
Investment securities available-for-sale, Gross Unrealized Gains   200
Investment securities available-for-sale, Gross Unrealized Losses (1,521) (232)
Investment securities available-for-sale, Estimated Fair Value 19,015 21,339
U.S. Government Sponsored Enterprises    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 11,837 11,837
Investment securities available-for-sale, Gross Unrealized Losses (1,511) (295)
Investment securities available-for-sale, Estimated Fair Value 10,326 11,542
Corporate Securities    
Schedule Of Available For Sale Securities [Line Items]    
Investment securities available-for-sale, Amortized Cost 9,905 9,425
Investment securities available-for-sale, Gross Unrealized Gains   20
Investment securities available-for-sale, Gross Unrealized Losses (380) (145)
Investment securities available-for-sale, Estimated Fair Value $ 9,525 $ 9,300