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Derivatives Derivatives, Credit-Risk Contingent Features (Details) - USD ($)
$ in Billions
Sep. 30, 2022
Dec. 31, 2021
Derivatives [Abstract]    
Net derivative liabilities with credit-risk contingent features $ 17.7 $ 12.2
Collateral posted 13.9 11.0
Additional collateral to be posted upon a below investment grade credit rating $ 3.9 $ 1.2