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Accounting for Derivative Instruments and Hedging Activities - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Derivative [Line Items]    
Net unrealized losses on open positions related to economic hedges $ (240) $ 1,073
Interest Rate Swap    
Derivative [Line Items]    
Derivative, notional amount 700  
Interest Rate Swap | Term Loan    
Derivative [Line Items]    
Derivative, notional amount $ 1,000