Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule Of Significant Accounting Policies [Line Items]
Accrued interest receivable associated with debt securities available-for-sale	$ 2,400	$ 2,800
Ending balance: individually evaluated for impairment	9,324	8,939
Financing receivable, accrued interest receivable	$ 12,800	11,700
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable
Threshold of membership investment component, percentage	0.125%
Threshold of membership investment component	$ 1
Activity based investment component as a percentage of outstanding advances	4.50%
Goodwill	$ 41,012	$ 41,012
ESOP repayment period (years)	30 years
Effect of non-vested restricted stock and stock options outstanding (in shares)	77,772	203,997	337,768
Minimum
Schedule Of Significant Accounting Policies [Line Items]
Ending balance: individually evaluated for impairment	$ 500
Building
Schedule Of Significant Accounting Policies [Line Items]
Estimated useful lives of significant classes of assets (years)	40 years
Furniture And Equipment | Minimum
Schedule Of Significant Accounting Policies [Line Items]
Estimated useful lives of significant classes of assets (years)	5 years
Furniture And Equipment | Maximum
Schedule Of Significant Accounting Policies [Line Items]
Estimated useful lives of significant classes of assets (years)	7 years
Software
Schedule Of Significant Accounting Policies [Line Items]
Estimated useful lives of significant classes of assets (years)	3 years