v3.26.1
Derivative Financial Instruments - Schedule of Notional and Fair Values of Derivative Financial Instruments (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Derivative Liability $ 85 $ 145
Derivative Asset 490 360
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue    
Derivative [Line Items]    
Derivative Liability 0 0
Notional Value 33,361 26,386
Derivative Asset 490 360
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue    
Derivative [Line Items]    
Derivative Liability 85 145
Notional Value 19,054 24,985
Derivative Asset 0 0
IRLCs, net of loan funding probability | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue    
Derivative [Line Items]    
Derivative Liability 0 0
Notional Value 11,761 9,611
Derivative Asset 345 294
Forward commitements | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue    
Derivative [Line Items]    
Derivative Liability 0 0
Notional Value 13,877 16,073
Derivative Asset 100 62
Forward commitements | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue    
Derivative [Line Items]    
Derivative Liability 81 98
Notional Value 17,416 19,446
Derivative Asset 0 0
LPCs | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue    
Derivative [Line Items]    
Derivative Liability 0 0
Notional Value 1,082 690
Derivative Asset 5 4
LPCs | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue    
Derivative [Line Items]    
Derivative Liability 3 1
Notional Value 967 287
Derivative Asset 0 0
Treasury futures | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue    
Derivative [Line Items]    
Derivative Liability 0 0
Notional Value 6,641 12
Derivative Asset 40 0
Treasury futures | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue    
Derivative [Line Items]    
Derivative Liability 1 46
Notional Value 671 5,252
Derivative Asset $ 0 $ 0