v3.25.4
Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Oct. 12, 2023
Mar. 15, 2023
Mar. 13, 2023
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Delinquent period in which recognition of income on loans is suspended         90 days    
Advertising expense         $ 125 $ 120 $ 148
CNH paid interest         1,462 1,598 1,091
Other non-cash items         647 340 183
Share-based payment arrangement, noncash expense         45 71 99
Writedowns of financial assets         313 204 80
Impairment losses on assets sold with a buy-back commitment         172 11  
Investments in unconsolidated affiliates         62    
Other payments to acquire businesses         (117) 151 $ 312
Gain (loss) at the time of securitization         $ 0    
Minimum              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Intangible asset useful life         5 years    
Minimum | Capitalized software              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Intangible asset useful life         2 years    
Maximum              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Intangible asset useful life         25 years    
Maximum | Capitalized software              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Intangible asset useful life         5 years    
Hemisphere              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Consideration transferred in acquisition $ 181            
Bennamann              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Consideration transferred in acquisition   $ 51          
Business combination, step acquisition, equity interest in acquiree, including subsequent acquisition, percentage   50.00%          
Percentage of capital stock acquired   34.40%          
Impairment losses on assets sold with a buy-back commitment       $ 49      
Augmenta              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Consideration transferred in acquisition     $ 80        
Percentage of capital stock acquired     89.50%        
Deferred payment     $ 10        
Raven Industries, Inc.              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Impairment losses on assets sold with a buy-back commitment         $ 123 $ 11