Quarterly report pursuant to Section 13 or 15(d)

EQUITY, ROYALTY AND INTEREST INCOME FROM INVESTEES (Details)

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EQUITY, ROYALTY AND INTEREST INCOME FROM INVESTEES (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) $ 99 $ 118 $ 325 $ 370
Maximum Joint Venture Contribution 830   830  
Total Joint Venture Contribution 126   $ 126  
Long-Term Purchase Commitment, Percentage of Output     33.00%  
Chongqing Cummins Engine Company, Ltd.        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 15 7 $ 51 29
Dongfeng Cummins Engine Company Ltd        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 14 15 51 52
Beijing Foton Cummins Engine Company        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 6 8 29 33
Tata Cummins, Ltd.        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 6 6 22 21
All other manufacturers        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 7 18 41 69
Komatsu Cummins Chile, Ltda. (Distribution)        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 15 13 42 40
All other distributors        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 3 3 10 10
Cummin's Share of Equity Earnings        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) $ 66 70 $ 246 254
Battery Joint Venture Commitment        
Schedule of Equity Method Investments [Line Items]        
Equity Method Investment, Ownership Percentage 30.00%   30.00%  
Partners Investment Ownership Percentage 10.00%   10.00%  
Royalty and interest income        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) $ 33 $ 48 $ 79 $ 116