Quarterly report [Sections 13 or 15(d)]

EQUITY, ROYALTY AND INTEREST INCOME FROM INVESTEES (Details)

v3.25.1
EQUITY, ROYALTY AND INTEREST INCOME FROM INVESTEES (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) $ 131 $ 123  
Total Joint Venture Contribution 255    
Total Remaining Joint Venture Contribution 551    
Investments and advances related to equity method investees 1,990   $ 1,889
Chongqing Cummins Engine Company, Ltd.      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 23 15  
Dongfeng Cummins Engine Company Ltd      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 20 22  
Beijing Foton Cummins Engine Company      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 15 13  
Tata Cummins, Ltd.      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 10 9  
All other manufacturers      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 7 23  
Komatsu Cummins Chile, Ltda. (Distribution)      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 14 13  
All other distributors      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) 8 5  
Cummin's Share of Equity Earnings      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) $ 97 100  
Battery Joint Venture Commitment      
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 30.00%    
Partners Investment Ownership Percentage 10.00%    
Amplify Cell Technologies, LLC      
Schedule of Equity Method Investments [Line Items]      
Investments and advances related to equity method investees $ 225    
Royalty and interest income      
Schedule of Equity Method Investments [Line Items]      
Equity, royalty and interest income from investees (Note 4) $ 34 $ 23