v3.26.3
Cat Financial Financing Activities - Allowance For Credit Losses (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Receivables [Abstract]          
Average term 51 months   51 months    
Average remaining term 28 months   28 months    
Allowance for Credit Loss Activity          
Beginning balance $ 286 $ 285 $ 277 $ 262  
Write-offs (46) (52) (134) (109)  
Recoveries 18 12 57 31  
Provision for credit losses 67 32 125 86  
Other (1) 1 (1) 8  
Ending balance 324 278 324 278  
Finance Receivables 25,731 24,533 25,731 24,533  
Customer          
Allowance for Credit Loss Activity          
Beginning balance 282 281 273 258  
Write-offs (46) (52) (134) (109)  
Recoveries 18 12 57 31  
Provision for credit losses 65 32 123 86  
Other (1) 1 (1) 8  
Ending balance 318 274 318 274  
Finance Receivables 24,203 23,066 24,203 23,066 $ 23,635
Customer | Latin
 America          
Allowance for Credit Loss Activity          
Write-offs (6) (4) (22) (10)  
Dealer          
Allowance for Credit Loss Activity          
Beginning balance 4 4 4 4  
Write-offs 0 0 0 0  
Recoveries 0 0 0 0  
Provision for credit losses 2 0 2 0  
Other 0 0 0 0  
Ending balance 6 4 6 4  
Finance Receivables $ 1,528 $ 1,467 $ 1,528 $ 1,467