v3.26.3
Branch Sale Agreement (Details) - Disposal Group, Held-for-Sale, Not Discontinued Operations - North Riverside Office
$ in Millions
Sep. 30, 2026
USD ($)
Disposal Group, Including Discontinued Operations [Line Items]  
Disposal group, including discontinued operation, financing receivable $ 60.2
Assets held for sale 1.3
Deposits held 111.1
Pro Forma  
Disposal Group, Including Discontinued Operations [Line Items]  
Deposit premium $ 3.2