Subsequent events (Detail) $ / shares in Units, € in Millions, $ in Millions |
Jul. 29, 2025
USD ($)
$ / shares
shares
|
Jul. 29, 2025
EUR (€)
shares
|
Jul. 30, 2025
shares
|
Jun. 30, 2025
shares
|
Dec. 31, 2024
shares
|
|---|---|---|---|---|---|
| Ordinary shares | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Number of shares issued (in shares) | 302,704,726 | 302,704,726 | |||
| Major ordinary share transactions | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Number of shares issued (in shares) | 14,100,000 | 14,100,000 | 26,800,000 | ||
| Shares issued price (in USD per share) | $ / shares | $ 8.95 | ||||
| Sale or issue of treasury shares | $ 126.4 | € 108.4 | |||
| Outstanding ordinary shares percentage | 10.00% | ||||
| Major ordinary share transactions | Ordinary shares | |||||
| Disclosure of non-adjusting events after reporting period [line items] | |||||
| Number of shares issued (in shares) | 12,700,000 |