Fair Value Measurements - Summary of Foreclosed Assets Remeasured and Recorded at Fair Value (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Foreclosed Assets Remeasured at Initial Recognition [Abstract]
Balance at end of year, net of valuation allowance	$ 862
Loans transferred to other real estate owned	7,968	$ 283	$ 940
Sales of other real estate owned	(655)
Charge-offs recognized in the allowance for credit losses			(21)
Write-up (write-down) included in other noninterest expense	213		(57)
Balance at end of period, net of valuation allowance, ending balance	$ 8,388		$ 862