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 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) $ 103 $ 133 $ 226 $ 252
Maximum Joint Venture Contribution 830   $ 830  
Total Joint Venture Contribution   50   50
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) 21 13 $ 36 22
Dongfeng Cummins Engine Company Ltd        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 15 18 37 37
Beijing Foton Cummins Engine Company        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 10 9 23 25
Tata Cummins, Ltd.        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 7 7 16 15
All other manufacturers        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 11 32 34 51
Komatsu Cummins Chile, Ltda. (Distribution)        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 14 13 27 27
All other distributors        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) 2 4 7 7
Cummin's Share of Equity Earnings        
Schedule of Equity Method Investments [Line Items]        
Equity, royalty and interest income from investees (Note 4) $ 80 96 $ 180 184
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) $ 23 $ 37 $ 46 $ 68