Share capital - Authorized share capital (Details) - shares |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|---|
| Class A common shares | |||
| Common Share capital | |||
| Shares issued (in shares) | 149,000,000 | ||
| Class B common shares | |||
| Common Share capital | |||
| Shares issued (in shares) | 200,000,000 | 200,000,000 | 82,000,000 |
| Class C common shares | |||
| Common Share capital | |||
| Shares issued (in shares) | 4,000,000 | ||
| Class D common shares | |||
| Common Share capital | |||
| Shares issued (in shares) | 3,000,000 | ||
| Class E common shares | |||
| Common Share capital | |||
| Shares issued (in shares) | 67,000,000 | 66,000,000 | 7,000,000 |