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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, 2023
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, 2023December 31, 2022December 31, 2021
Assets held for sale or exchange15 85 89 
Liabilities related to assets held for sale or exchange13 10