v3.26.1
Securitizations and Variable Interest Entities (VIE) - Summary of Carrying Amounts of Assets and Liabilities of Consolidated Securitization Trusts (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
[1]
Assets      
Restricted cash $ 625 [1] $ 639 $ 704
Other 117 122  
Liabilities      
Secured Debt $ 14,908 $ 15,344  
Restricted Cash and Cash Equivalent, Statement of Financial Position [Extensible Enumeration] Other assets Other assets  
Variable Interest Entity, Primary Beneficiary      
Assets      
Securitized assets $ 15,791 $ 16,149  
Restricted cash 625 639  
Other 54 56  
Liabilities      
Secured Debt 14,908 15,344  
Other $ 24 $ 24  
[1] Restricted cash balances relate to securitization arrangements (Note 9).