| Group [member] | Company [member] | ||
| Non-current provisions [abstract] | |||
| Warranty provision | |||
| Restructuring provision | |||
| Legal proceedings provision | |||
| Refund provision | |||
| Onerous contracts provision | |||
| Provision for decommissioning, restoration and rehabilitation costs | |||
| Other non-current provisions | |||
| Total non-current provisions | |||