Right of use assets & lease liabilities - Lease liability (Details) - EUR (€) € in Millions |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Disclosure of quantitative information about right-of-use assets [line items] | |||
| Beginning balance | € 149.1 | € 164.6 | € 206.3 |
| Financing cash outflows from lease liabilities | (41.5) | (46.9) | (51.5) |
| Interest expense | 7.0 | 9.0 | 8.8 |
| Additions | 39.3 | ||
| Modification of leases | 22.5 | ||
| Exchange movements | (9.0) | (0.1) | 1.0 |
| Ending balance | 144.9 | 149.1 | € 164.6 |
| Aircraft | |||
| Disclosure of quantitative information about right-of-use assets [line items] | |||
| Beginning balance | 149.1 | ||
| Financing cash outflows from lease liabilities | (41.5) | ||
| Interest expense | 7.0 | ||
| Exchange movements | (9.0) | ||
| Ending balance | 105.6 | € 149.1 | |
| Hangar and Buildings | |||
| Disclosure of quantitative information about right-of-use assets [line items] | |||
| Additions | 39.3 | ||
| Ending balance | € 39.3 | ||