Mortgage Servicing Rights - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Transfers and Servicing [Abstract]
Moving average of weekly prepayment data (in months)	3 months
Anticipated loan prepayment rate of servicing assets (in hundredths)	7.54%
Servicing assets and servicing liabilities at fair value, assumptions used to estimate fair value, discount rate adjustment factor (in hundredths)	9.75%
Mortgage servicing rights capitalized	$ 15	$ 13
Amortization of mortgage servicing rights	69	71
Fair value of mortgage servicing rights	2,652	2,973	$ 2,685
Outstanding principal balance of loans serviced for others	$ 273,268	$ 293,503	$ 276,514