Other operating (loss)/income - Rolls-Royce settlement (Details) £ in Thousands, shares in Thousands, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
|
May 22, 2024
GBP (£)
shares
|
May 22, 2024
USD ($)
shares
|
Dec. 31, 2024
GBP (£)
|
|
| Disclosure of disaggregation of revenue from contracts with customers [line items] | |||
| Repurchase of ordinary shares | £ | £ 803 | ||
| Design contract with-Rolls Royce | |||
| Disclosure of disaggregation of revenue from contracts with customers [line items] | |||
| Payment received from contract termination | £ 26,700 | $ 34 | |
| Number of treasury shares acquired | shares | 140 | 140 | |
| Repurchase of ordinary shares | £ 803 | $ 1 | |