| Group [member] | Company [member] | ||
| Trade and other non-current receivables [abstract] | |||
| Non-current trade receivables [abstract] | |||
| Trade receivables | |||
| Trade receivables due from holding company | |||
| Trade receivables due from subsidiaries | |||
| Trade receivables from associates | |||
| Trade receivables due from joint ventures | |||
| Trade receivables due from other related parties | |||
| Other non-current trade receivables | |||
| Total non-current trade receivables | |||
| Other non-current receivables [abstract] | |||
| Other non-current receivables due from related parties [abstract] | |||
| Other receivables due from holding company | |||
| Other receivables due from subsidiaries | |||
| Other receivables due from associates | |||
| Other receivables due from joint ventures | |||
| Other receivables due from other related parties | |||
| Total other non-current receivables due from related parties | |||
| Non-current non-trade receivables [abstract] | |||
| Accrued income | |||
| Lease and hire purchase receivables | |||
| Other non-current non-trade receivables | |||
| Total non-current non-trade receivables | |||
| Total other non-current receivables | |||
| Total trade and other non-current receivables | |||