Investments in Securities - Schedule of Held-to-Maturity Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity securities, Amortized Cost Basis	$ 77,233	$ 76,979
Held-to-maturity securities, Gross Unrealized Gains	332	36
Held-to-maturity securities, Gross Unrealized Losses	(4,724)	(6,425)
Held-to-maturity securities, Allowance for Credit Losses	0	0
Held-to-maturity securities, Fair Value	72,841	70,590
Debt Securities Issued by U.S. Government-Sponsored Enterprises
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity securities, Amortized Cost Basis	8,337	10,225
Held-to-maturity securities, Gross Unrealized Gains	0	0
Held-to-maturity securities, Gross Unrealized Losses	(175)	(381)
Held-to-maturity securities, Allowance for Credit Losses	0	0
Held-to-maturity securities, Fair Value	8,162	9,844
Agency Mortgage-backed Securities
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity securities, Amortized Cost Basis	45,562	49,445
Held-to-maturity securities, Gross Unrealized Gains	160	36
Held-to-maturity securities, Gross Unrealized Losses	(4,112)	(5,235)
Held-to-maturity securities, Allowance for Credit Losses	0	0
Held-to-maturity securities, Fair Value	41,610	44,246
Corporate Bonds
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity securities, Amortized Cost Basis	17,900	14,408
Held-to-maturity securities, Gross Unrealized Gains	135	0
Held-to-maturity securities, Gross Unrealized Losses	(437)	(779)
Held-to-maturity securities, Allowance for Credit Losses	0	0
Held-to-maturity securities, Fair Value	17,598	13,629
US Treasury Securities
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity securities, Amortized Cost Basis	5,434	2,901
Held-to-maturity securities, Gross Unrealized Gains	37	0
Held-to-maturity securities, Gross Unrealized Losses	0	(30)
Held-to-maturity securities, Allowance for Credit Losses	0	0
Held-to-maturity securities, Fair Value	$ 5,471	$ 2,871