Restrictions on Cash and Amounts Due from Banks |
12 Months Ended |
|---|---|
Jun. 30, 2025 | |
| Cash and Cash Equivalents [Abstract] | |
| Restrictions on cash and amounts due from banks | 2. Restrictions on cash and amounts due from banks Effective March 26, 2020, the Board of Governors of the Federal Reserve reduced reserve requirement ratios to zero percent and therefore no reserve balance was required at June 30, 2025 or 2024. |