v3.25.4
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Schedule of Fair Value of Our Derivative Instruments (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional $ 123,720 $ 112,144
Derivative Asset 1,528 784
Derivative Liability 947 1,992
Derivative, collateral, obligation to return cash 5 27
Derivative, collateral, right to reclaim cash 102 127
Derivative asset, not offset, policy election deduction 610 450
Derivative liability, not offset, policy election deduction 610 450
Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 1,528 784
Derivative Liability 947 1,992
Interest rate contracts | Derivatives not designated as hedging instruments    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 87,293 76,977
Interest rate contracts | Derivatives not designated as hedging instruments | Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 364 305
Derivative Liability 619 845
Interest rate contracts | Derivatives not designated as hedging instruments | Level 2 | Fair Value, Recurring | Affiliated Entity    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 24  
Interest rate contracts | Fair value hedges | Designated as Hedging Instrument    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 18,582 16,194
Interest rate contracts | Fair value hedges | Designated as Hedging Instrument | Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 374 66
Derivative Liability 220 645
Interest rate contracts | Cross-currency interest rate swap contracts | Designated as Hedging Instrument    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 4,158 3,802
Interest rate contracts | Cross-currency interest rate swap contracts | Designated as Hedging Instrument | Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 383 9
Derivative Liability 5 139
Foreign currency exchange contracts | Derivatives not designated as hedging instruments    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 6,566 9,716
Foreign currency exchange contracts | Derivatives not designated as hedging instruments | Affiliated Entity    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 3,500 5,300
Foreign currency exchange contracts | Derivatives not designated as hedging instruments | Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 28 271
Derivative Liability 75 117
Foreign currency exchange contracts | Derivatives not designated as hedging instruments | Level 2 | Fair Value, Recurring | Affiliated Entity    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Liability 24 115
Cross-currency interest rate swap contracts | Derivatives not designated as hedging instruments    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional 7,121 5,455
Cross-currency interest rate swap contracts | Derivatives not designated as hedging instruments | Level 2 | Fair Value, Recurring    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Derivative Asset 379 133
Derivative Liability $ 28 $ 246