v3.25.1
Debt - Summary of Debt and Finance Leases (Detail) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Debt Instrument [Line Items]    
Current $ 2,164 $ 2,343
Long-Term 5,080 5,535
Unpaid Principal Balance 7,268 7,907
Unused Committed Amount 5,000 5,000
Less: Current portion 73 113
Long-term portion of lease obligations 212 222
Current portion of debt and finance leases 2,237 2,456
Long-term portion of debt and finance leases 5,292 5,757
Recourse debt:    
Debt Instrument [Line Items]    
Current 4 4
Long-Term 2 3
Unpaid Principal Balance 6 7
Unused Committed Amount 5,000 5,000
Recourse debt: | RCF Credit Agreement    
Debt Instrument [Line Items]    
Current 0 0
Long-Term 0 0
Unpaid Principal Balance 0 0
Unused Committed Amount $ 5,000 $ 5,000
Contractual Maturity Date 2028-01 2028-01
Recourse debt: | Other    
Debt Instrument [Line Items]    
Current $ 4 $ 4
Long-Term 2 3
Unpaid Principal Balance 6 7
Unused Committed Amount $ 0 $ 0
Contractual Maturity Date, Start 2025-04 2025-03
Contractual Maturity Date, End 2031-01 2031-01
Recourse debt: | Other | Minimum    
Debt Instrument [Line Items]    
Contractual Interest Rates 4.70% 4.70%
Recourse debt: | Other | Maximum    
Debt Instrument [Line Items]    
Contractual Interest Rates 5.75% 5.75%
Non-recourse debt:    
Debt Instrument [Line Items]    
Current $ 2,160 $ 2,339
Long-Term 5,078 5,532
Unpaid Principal Balance 7,262 7,900
Unused Committed Amount 0 0
Non-recourse debt: | Automotive Asset-backed Notes    
Debt Instrument [Line Items]    
Current 2,083 2,255
Long-Term 1,620 2,059
Unpaid Principal Balance 3,715 4,329
Unused Committed Amount $ 0 $ 0
Contractual Maturity Date, Start 2026-06 2025-09
Contractual Maturity Date, End 2035-06 2035-06
Non-recourse debt: | Automotive Asset-backed Notes | Minimum    
Debt Instrument [Line Items]    
Contractual Interest Rates 2.96% 3.45%
Non-recourse debt: | Automotive Asset-backed Notes | Maximum    
Debt Instrument [Line Items]    
Contractual Interest Rates 6.57% 6.57%
Non-recourse debt: | China Working Capital Facility    
Debt Instrument [Line Items]    
Current $ 0 $ 0
Long-Term 2,755 2,740
Unpaid Principal Balance 2,755 2,740
Unused Committed Amount $ 0 $ 0
Contractual Interest Rates   1.92%
Contractual Maturity Date 2025-04 2025-04
Contractual Maturity Date, End 2026-03  
Non-recourse debt: | China Working Capital Facility | Minimum    
Debt Instrument [Line Items]    
Contractual Interest Rates 1.92%  
Non-recourse debt: | China Working Capital Facility | Maximum    
Debt Instrument [Line Items]    
Contractual Interest Rates 2.11%  
Non-recourse debt: | Energy Asset-backed Notes    
Debt Instrument [Line Items]    
Current $ 47 $ 54
Long-Term 413 434
Unpaid Principal Balance 464 493
Unused Committed Amount $ 0 $ 0
Contractual Maturity Date, Start 2025-12 2025-12
Contractual Maturity Date, End 2050-06 2050-06
Non-recourse debt: | Energy Asset-backed Notes | Minimum    
Debt Instrument [Line Items]    
Contractual Interest Rates 4.83% 4.80%
Non-recourse debt: | Energy Asset-backed Notes | Maximum    
Debt Instrument [Line Items]    
Contractual Interest Rates 6.25% 6.25%
Non-recourse debt: | Cash Equity Debt    
Debt Instrument [Line Items]    
Current $ 30 $ 30
Long-Term 290 299
Unpaid Principal Balance 328 338
Unused Committed Amount $ 0 $ 0
Contractual Maturity Date, Start 2033-07 2033-07
Contractual Maturity Date, End 2035-01 2035-01
Non-recourse debt: | Cash Equity Debt | Minimum    
Debt Instrument [Line Items]    
Contractual Interest Rates 5.25% 5.25%
Non-recourse debt: | Cash Equity Debt | Maximum    
Debt Instrument [Line Items]    
Contractual Interest Rates 5.81% 5.81%