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Derivative Instruments and Hedging Activities - Narrative (Details)
€ in Millions
3 Months Ended
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Jan. 31, 2024
USD ($)
Jan. 31, 2024
CNY (¥)
Dec. 31, 2023
EUR (€)
Sep. 30, 2023
USD ($)
Derivative [Line Items]            
Percentage of foreign exchange rate exposure hedged, minimum 70.00%       70.00%  
Percentage of foreign exchange rate exposure hedged, maximum 90.00%       90.00%  
Cash collateral received $ 0         $ 0
Cash collateral pledged 0         0
Pre tax gain to be reclassified within next 12 months 29,000,000          
Cash Flow Hedging            
Derivative [Line Items]            
Ineffectiveness recognized from cash flow hedges 0 $ 0        
Foreign currency exchange derivatives | Net Investment Hedging            
Derivative [Line Items]            
Effective portion of pretax gains (loss) related to net investment hedges 0 (69,000,000)        
Gains (losses) reclassified into income for net investment hedges 0 $ 0        
China | Cross-currency interest rate swaps | Net Investment Hedging | Subsequent Event            
Derivative [Line Items]            
Notional amount of derivative asset     $ 96,000,000 ¥ 685,000,000    
3.50% Notes due in 2024 | Unsecured debt            
Derivative [Line Items]            
Long-term debt, gross $ 136,000,000       € 123 $ 130,000,000
Interest rate 3.50%       3.50%  
3.50% Notes due in 2024 | Unsecured debt | Derivatives and Hedging Activities Designated as Hedging Instruments under ASC 815            
Derivative [Line Items]            
Interest rate 3.50%       3.50%