Fair Value of Financial Instruments - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	$ 194,250	$ 209,809
Other investments:
Mutual fund - CRA qualified	3,500	3,300
Residential mortgage-backed securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	43,877	49,764
Residential collateralized mortgage obligations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	144,459	160,045
Municipal securities - tax exempt
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	5,914
Recurring
Other investments:
Mutual fund - CRA qualified	3,463	3,330
Recurring | Residential mortgage-backed securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	43,877	49,764
Recurring | Residential collateralized mortgage obligations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	144,459	160,045
Recurring | Municipal securities - tax exempt
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	5,914
Recurring | Quoted Prices in Active Markets (Level 1)
Other investments:
Mutual fund - CRA qualified	3,463	3,330
Recurring | Quoted Prices in Active Markets (Level 1) | Residential mortgage-backed securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	0	0
Recurring | Quoted Prices in Active Markets (Level 1) | Residential collateralized mortgage obligations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	0	0
Recurring | Quoted Prices in Active Markets (Level 1) | Municipal securities - tax exempt
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	0
Recurring | Significant Other Observable Inputs (Level 2)
Other investments:
Mutual fund - CRA qualified	0	0
Recurring | Significant Other Observable Inputs (Level 2) | Residential mortgage-backed securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	43,877	49,764
Recurring | Significant Other Observable Inputs (Level 2) | Residential collateralized mortgage obligations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	144,459	160,045
Recurring | Significant Other Observable Inputs (Level 2) | Municipal securities - tax exempt
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	5,914
Recurring | Significant Unobservable Inputs (Level 3)
Other investments:
Mutual fund - CRA qualified	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Residential mortgage-backed securities
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Residential collateralized mortgage obligations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	0	$ 0
Recurring | Significant Unobservable Inputs (Level 3) | Municipal securities - tax exempt
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available-for-sale debt securities, at fair value	$ 0