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FINANCIAL RISK MANAGEMENT - Impact on Profit and Equity (Before Tax Effect) of a 10% Strengthening of US Dollar Versus Euro for US Dollar Functional Currency Entities (Details) - 10% strengthening U.S. Dollar/Euro
€ in Millions
12 Months Ended
Dec. 31, 2023
EUR (€)
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Effect on net income € 2
Effect on equity € 84