Mortgage Banking Activities, Components of Loans Held For Sale (Details) - USD ($) $ in Thousands	6 Months Ended	9 Months Ended		12 Months Ended
	Jun. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Schedule of Residential Mortgage Loans Held For Sale [Line Items]
Residential mortgage loans held for sale, nonperforming		$ 0		$ 0
Number of days for past due for loan to be considered nonperforming (in days)	90 days	90 days
Credit losses recognized on residential mortgage loans held for sale		$ 0	$ 0
Components of Residential Mortgage Loans Held for Sale [Abstract]
Unpaid principal balance		97,977		77,080
Residential mortgage loans held for sale, Fair value		98,121		75,969
Residential mortgage loans held for sale		$ 100,060		$ 77,561
Residential Mortgage Loan Commitments [Member] \| Not Designated as Hedging Instrument [Member]
Schedule of Residential Mortgage Loans Held For Sale [Line Items]
General number of days outstanding for residential mortgage commitments, minimum (in days)		60 days		60 days
General number of days outstanding for residential mortgage commitments, maximum (in days)		90 days		90 days
Components of Residential Mortgage Loans Held for Sale [Abstract]
Derivative, Notional Amount		$ 67,842		$ 36,590
Derivative, Net fair value		$ 2,072		$ 1,119
Forward sales contracts [Member] \| Not Designated as Hedging Instrument [Member]
Schedule of Residential Mortgage Loans Held For Sale [Line Items]
General number of days for delivery of loans, for which the price is set by forward sales contracts, minimum (in days)		60 days		60 days
General number of days for delivery for loans, for which the price is set by forward sales contracts, maximum (in days)		90 days		90 days
Components of Residential Mortgage Loans Held for Sale [Abstract]
Derivative, Notional Amount		$ 107,000		$ 82,000
Derivative, Net fair value		$ (133)		$ 473

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