Employee Stock Ownership Plan - Loan, Expense and Shares (Details) - USD ($)		3 Months Ended
	Jan. 01, 2009	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Employee Stock Ownership Plan
Allocated shares		632,172		619,938
Unearned shares		232,431		244,665
Total ESOP shares		864,603		864,603
Fair value of unearned shares, in thousands		$ 1,873,000		$ 2,728,000
ESOP
Employee Stock Ownership Plan
Amount borrowed from employer	$ 9,800,000
Shares purchased	978,650
Percentage of shares issued in initial public offering	8.00%
Employee stock ownership plan, price per share of shares acquired in initial public offering (in dollars per share)	$ 10.00
Term of loan		20 years
ESOP expense		$ 118,000	$ 281,000
ESOP | Prime rate
Employee Stock Ownership Plan
Variable interest rate		prime rate, as published in The Wall Street Journal