2138001I27OUBAF22K832021-01-012021-12-312138001I27OUBAF22K832019-12-31ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2138001I27OUBAF22K832019-12-31ifrs-full:OtherEquityInterestMember2138001I27OUBAF22K832019-12-31ifrs-full:RetainedEarningsMember2138001I27OUBAF22K832019-12-31ifrs-full:EquityAttributableToOwnersOfParentMember2138001I27OUBAF22K832019-12-31ifrs-full:NoncontrollingInterestsMember2138001I27OUBAF22K832019-12-312138001I27OUBAF22K832020-01-012020-12-31ifrs-full:RetainedEarningsMember2138001I27OUBAF22K832020-01-012020-12-31ifrs-full:EquityAttributableToOwnersOfParentMember2138001I27OUBAF22K832020-01-012020-12-31ifrs-full:NoncontrollingInterestsMember2138001I27OUBAF22K832020-01-012020-12-31ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2138001I27OUBAF22K832020-01-012020-12-312138001I27OUBAF22K832020-01-012020-12-31ifrs-full:TreasurySharesMember2138001I27OUBAF22K832020-01-012020-12-31ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember2138001I27OUBAF22K832020-01-012020-12-31ifrs-full:OtherEquityInterestMember2138001I27OUBAF22K832020-12-31ifrs-full:IssuedCapitalMember2138001I27OUBAF22K832020-12-31ifrs-full:SharePremiumMember2138001I27OUBAF22K832020-12-31ifrs-full:MergerReserveMember2138001I27OUBAF22K832020-12-31ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember2138001I27OUBAF22K832020-12-31ifrs-full:TreasurySharesMember2138001I27OUBAF22K832020-12-31ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2138001I27OUBAF22K832020-12-31ifrs-full:RetainedEarningsMember2138001I27OUBAF22K832021-12-312138001I27OUBAF22K832020-12-31ifrs-full:EquityAttributableToOwnersOfParentMember2138001I27OUBAF22K832021-01-012021-12-31ifrs-full:RetainedEarningsMember2138001I27OUBAF22K832021-01-012021-12-31ifrs-full:EquityAttributableToOwnersOfParentMember2138001I27OUBAF22K832021-01-012021-12-31ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2138001I27OUBAF22K832021-01-012021-12-31ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember2138001I27OUBAF22K832021-01-012021-12-31ifrs-full:TreasurySharesMember2138001I27OUBAF22K832021-12-31ifrs-full:IssuedCapitalMember2138001I27OUBAF22K832021-12-31ifrs-full:SharePremiumMember2138001I27OUBAF22K832021-12-31ifrs-full:MergerReserveMember2138001I27OUBAF22K832021-12-31ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember2138001I27OUBAF22K832020-12-312138001I27OUBAF22K832021-12-31ifrs-full:TreasurySharesMember2138001I27OUBAF22K832021-12-31ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember2138001I27OUBAF22K832021-12-31ifrs-full:RetainedEarningsMember2138001I27OUBAF22K832021-12-31ifrs-full:EquityAttributableToOwnersOfParentMember2138001I27OUBAF22K832019-12-31ifrs-full:IssuedCapitalMember2138001I27OUBAF22K832019-12-31ifrs-full:SharePremiumMember2138001I27OUBAF22K832019-12-31ifrs-full:MergerReserveMember2138001I27OUBAF22K832019-12-31ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember2138001I27OUBAF22K832019-12-31ifrs-full:TreasurySharesMemberiso4217:GBPiso4217:GBPxbrli:shares