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Assets held for sale or exchange and liabilities related to assets held for sale or exchange (Tables)
12 Months Ended
Dec. 31, 2022
Subclassifications of assets, liabilities and equities [abstract]  
Summary of Assets Held for Sale or Exchange, and Liabilities Related to Assets Held for Sale or Exchange
Assets held for sale or exchange, and liabilities related to assets held for sale or exchange, comprise:
(€ million)December 31, 2022December 31, 2021December 31, 2020
Assets held for sale or exchange85 89 83 
Liabilities related to assets held for sale or exchange10  32