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Fair Value Information Narrative (Details) - Fair Value, Measurements, Recurring - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Inputs, Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative Assets $ 99 $ 65
Derivative Liability 318 41
Fair Value, Inputs, Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Redeemable Preferred Securities Of Subsidiaries Fair Value Disclosure 258 26
Net Asset Value or Its Equivalent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Company-owned life insurance (COLI) $ 63 $ 72