Operating leases (Details) |
Mar. 31, 2026 |
Jun. 30, 2025 |
|---|---|---|
| Operating leases [Abstract] | ||
| Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Prepaid expenses and other assets | Prepaid expenses and other assets |
| Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] | Accrued expenses and other liabilities | Accrued expenses and other liabilities |