v3.26.1
Cat Financial Financing Activities - Allowance For Credit Losses (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Receivables [Abstract]      
Average term 51 months    
Average remaining term 28 months    
Allowance for Credit Loss Activity      
Beginning balance $ 277 $ 262  
Write-offs (42) (30)  
Recoveries 13 10  
Provision for credit losses 29 33  
Other 0 2  
Ending balance 277 277  
Finance Receivables 25,015 23,341  
Customer      
Allowance for Credit Loss Activity      
Beginning balance 273 258  
Write-offs (42) (30)  
Recoveries 13 10  
Provision for credit losses 29 33  
Other 0 2  
Ending balance 273 273  
Finance Receivables 23,513 21,964 $ 23,635
Customer | Latin
 America      
Allowance for Credit Loss Activity      
Write-offs (5) (3)  
Dealer      
Allowance for Credit Loss Activity      
Beginning balance 4 4  
Write-offs 0 0  
Recoveries 0 0  
Provision for credit losses 0 0  
Other 0 0  
Ending balance 4 4  
Finance Receivables $ 1,502 $ 1,377