v3.26.3
Debt - Asset-Backed Debt Narrative (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2026
Debt Instrument [Line Items]        
Repayments of debt $ 2,320 $ 2,257 $ 712 $ 5,289
Asset-Backed Debt        
Debt Instrument [Line Items]        
Secured debt, carrying value $ 30,100     30,100
Secured Debt | Asset Backed Notes        
Debt Instrument [Line Items]        
Repayments of debt       $ 2,400
Secured Debt | Asset Backed Notes | Term One        
Debt Instrument [Line Items]        
Revolving period       2 years
Secured Debt | Asset Backed Notes | Term Two        
Debt Instrument [Line Items]        
Revolving period       3 years
Secured Debt | Asset Backed Notes | Term Three        
Debt Instrument [Line Items]        
Revolving period       5 years