Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025
Finance Leases
Premises, Furniture and Equipment, Net	$ 1,176	$ 1,386
Finance lease, right-of-use asset, statement of financial position [Extensible Enumeration]	Premises, Furniture and Equipment, Net	Premises, Furniture and Equipment, Net
Other Borrowings	$ 2,065	$ 2,339
Finance lease, liability, statement of financial position [Extensible Enumeration]	Other Borrowings	Other Borrowings
Operating Leases
Operating Lease Right-of-Use Assets	$ 5,238	$ 4,035
Operating lease, right-of-use asset, statement of financial position [Extensible Enumeration]	Accrued Interest Receivable and Other Assets	Accrued Interest Receivable and Other Assets
Operating Lease Liabilities	$ 5,418	$ 4,200
Operating lease, liability, statement of financial position [Extensible Enumeration]	Accrued Interest Payable and Other Liabilities	Accrued Interest Payable and Other Liabilities