Share-based payments - Share awards and Other information (Details) - Share awards plan £ / shares in Units, € in Millions, EQUITYINSTRUMENTS in Millions |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
|
Mar. 31, 2026
GBP (£)
EQUITYINSTRUMENTS
£ / shares
|
Mar. 31, 2026
EUR (€)
EQUITYINSTRUMENTS
|
Mar. 31, 2025
GBP (£)
EQUITYINSTRUMENTS
£ / shares
|
Mar. 31, 2025
EUR (€)
EQUITYINSTRUMENTS
|
Mar. 31, 2024
GBP (£)
EQUITYINSTRUMENTS
£ / shares
|
Mar. 31, 2024
EUR (€)
EQUITYINSTRUMENTS
|
|
| Disclosure of terms and conditions of share-based payment arrangement | ||||||
| Balance at the beginning of the period (in shares) | EQUITYINSTRUMENTS | 369 | 369 | 317 | 317 | 261 | 261 |
| Granted (in shares) | EQUITYINSTRUMENTS | 153 | 153 | 187 | 187 | 177 | 177 |
| Vested (in shares) | EQUITYINSTRUMENTS | (71) | (71) | (85) | (85) | (76) | (76) |
| Forfeited (in shares) | EQUITYINSTRUMENTS | (74) | (74) | (50) | (50) | (45) | (45) |
| Balance at the end of the period (in shares) | EQUITYINSTRUMENTS | 377 | 377 | 369 | 369 | 317 | 317 |
| Weighted average fair value at the beginning of the period | £ 0.77 | £ 0.92 | £ 1.14 | |||
| Granted (per share) | 0.8 | 0.7 | 0.72 | |||
| Vested (per share) | 0.97 | 1.09 | 1.17 | |||
| Forfeited (per share) | 0.81 | 0.9 | 0.99 | |||
| Weighted average fair value at the end of the period | 0.74 | 0.77 | 0.92 | |||
| Total fair value of shares vested during period | £ 69,000,000 | £ 93,000,000 | £ 89,000,000 | |||
| Compensation cost | € | € 103 | € 112 | € 125 | |||
| Average share price | £ / shares | £ 89.5 | £ 71.3 | £ 74.7 | |||