Debt Securities Held-to-Maturity - Narrative (Details)	9 Months Ended
	Sep. 30, 2025 USD ($) security	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Investments, Debt and Equity Securities [Abstract]
Held-to-maturity securities sold	$ 0	$ 0
Held-to-maturity securities pledged to secure borrowings and deposits	$ 8,200,000		$ 9,100,000
Held-to-maturity securities unrealized loss position greater than twelve months | security	9
Accrued interest receivable associated with held-to-maturity securities	$ 30,000		$ 33,000
Debt securities, held-to-maturity, accrued interest, after allowance for credit loss, statement of financial position [extensible enumeration]	Accrued interest receivable		Accrued interest receivable