Right of use assets & lease liabilities - Lease liabilities (Details) - EUR (€) € in Millions |
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
|---|---|---|---|---|
| Disclosure of quantitative information about right-of-use assets [line items] | ||||
| Current lease liability | € 39.8 | € 37.7 | € 39.4 | |
| Non-current lease liability | 105.1 | 111.4 | 125.2 | |
| Total lease liabilities at end of year | 144.9 | 149.1 | € 164.6 | € 206.3 |
| Aircraft | ||||
| Disclosure of quantitative information about right-of-use assets [line items] | ||||
| Current lease liability | 36.6 | |||
| Non-current lease liability | 69.0 | |||
| Total lease liabilities at end of year | 105.6 | € 149.1 | ||
| Hangar and Buildings | ||||
| Disclosure of quantitative information about right-of-use assets [line items] | ||||
| Current lease liability | 3.2 | |||
| Non-current lease liability | 36.1 | |||
| Total lease liabilities at end of year | € 39.3 |