v3.26.3
Borrowings - Borrowings Schedule (Details) - USD ($)
$ in Millions
 9 Months Ended
Oct. 15, 2026
Sep. 30, 2026
Dec. 31, 2025
Amount      
Total borrowings [1],[2]   $ 17,025 $ 15,182
Senior unsecured notes      
Average rate      
Weighted average interest rate   5.04%  
Amount      
Unsecured debt [1],[2]   $ 7,367 6,025
Senior and Subordinated Notes      
Average rate      
Weighted average interest rate   5.24%  
Amount      
Unsecured debt [1],[2]   $ 8,110 6,767
Fixed Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Weighted average interest rate   3.94%  
Amount      
Unsecured debt [1],[2]   $ 2,393 2,892
Fixed to Floating Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Weighted average interest rate   5.55%  
Amount      
Unsecured debt   $ 4,375 2,534
Fixed Subordinated Unsecured Notes | Senior Subordinated Notes      
Average rate      
Weighted average interest rate   7.25%  
Amount      
Unsecured debt [1],[2]   $ 743 742
Fixed to Floating Senior Unsecured Notes Due 2032 | Senior unsecured notes      
Average rate      
Interest Rate   4.947%  
Amount      
Principal amount   $ 750  
Basis spread on variable rate   1.53%  
Variable Interest Entity, Primary Beneficiary      
Average rate      
Weighted average interest rate   4.72%  
Amount      
Borrowings of consolidated securitization entities [1],[2]   $ 8,915 8,415
Variable Interest Entity, Primary Beneficiary | Fixed Securitized Borrowings      
Average rate      
Weighted average interest rate   4.76%  
Amount      
Borrowings of consolidated securitization entities [1],[2]   $ 5,990 5,490
Variable Interest Entity, Primary Beneficiary | Fixed Securitized Borrowings | Subsequent Event      
Amount      
Repayments of Long-Term Debt $ 750    
Variable Interest Entity, Primary Beneficiary | Floating Securitized Borrowings      
Average rate      
Weighted average interest rate   4.65%  
Amount      
Borrowings of consolidated securitization entities [1],[2]   $ 2,925 2,925
Subsidiaries | Fixed Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Interest Rate   5.63%  
Weighted average interest rate   5.63%  
Amount      
Unsecured debt [1],[2]   $ 599 $ 599
Minimum | Fixed Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Interest Rate   2.88%  
Minimum | Fixed to Floating Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Interest Rate   4.95%  
Minimum | Fixed Subordinated Unsecured Notes | Senior Subordinated Notes      
Average rate      
Interest Rate   7.25%  
Minimum | Variable Interest Entity, Primary Beneficiary | Fixed Securitized Borrowings      
Average rate      
Interest Rate   4.06%  
Minimum | Variable Interest Entity, Primary Beneficiary | Floating Securitized Borrowings      
Average rate      
Interest Rate   4.51%  
Maximum | Fixed Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Interest Rate   5.15%  
Maximum | Fixed to Floating Senior Unsecured Notes | Senior unsecured notes      
Average rate      
Interest Rate   6.28%  
Maximum | Fixed Subordinated Unsecured Notes | Senior Subordinated Notes      
Average rate      
Interest Rate   7.25%  
Maximum | Variable Interest Entity, Primary Beneficiary | Fixed Securitized Borrowings      
Average rate      
Interest Rate   5.74%  
Maximum | Variable Interest Entity, Primary Beneficiary | Floating Securitized Borrowings      
Average rate      
Interest Rate   4.87%  
[1] Includes unamortized debt premiums, discounts and issuance costs.
[2] The Company may redeem certain borrowings prior to their original contractual maturity dates in accordance with the optional redemption provision specified in the respective instruments.
(c)Includes $750 million of fixed securitized borrowings which matured and were repaid in October 2026.