Benefit Plans - Employee Stock Ownership Plan (ESOP) Disclosures (Details) - USD ($)		3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 01, 2020	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Retirement Benefits [Abstract]
ESOP shares expense		$ 193,000	$ 167,000	$ 552,460	$ 476,482
Employee Stock Ownership Plan (ESOP), Shares in ESOP [Abstract]
Earned ESOP shares (in shares)		333,674		333,674		293,095
Unearned ESOP shares (in shares)		748,456		748,456		789,035
Total ESOP shares (in shares)	1,082,130	1,082,130		1,082,130		1,082,130
Quoted per share price (in USD per share)	$ 13.59			$ 14.21		$ 14.15
Fair value of earned shares (in shares)				$ 4,742,000		$ 4,147,000
Fair value of unearned shares (in shares)		$ 10,636,000		$ 10,636,000		$ 11,165,000