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
Apr. 01, 2018
Apr. 02, 2017
Equity, royalty and interest income from investees    
Cummins share of net income $ 98 $ 95
Royalty and interest income 17 13
Equity, royalty and interest income from investees 115 108
Distribution - Komatsu Cummins Chile, Ltda.    
Equity, royalty and interest income from investees    
Cummins share of net income 7 7
Manufacturing - Beijing Foton Cummins Engine Company    
Equity, royalty and interest income from investees    
Cummins share of net income 21 33
Manufacturing - Dongfeng Cummins Engine Company Ltd    
Equity, royalty and interest income from investees    
Cummins share of net income 17 22
Manufacturing - Chongqing Cummins Engine Company, Ltd.    
Equity, royalty and interest income from investees    
Cummins share of net income 17 9
Cummins Westport, Inc.    
Equity, royalty and interest income from investees    
Cummins share of net income 6 1
Dongfeng Cummins Emission Solutions Co. Ltd.    
Equity, royalty and interest income from investees    
Cummins share of net income 5 3
Manufacturing - All other manufacturers    
Equity, royalty and interest income from investees    
Cummins share of net income $ 25 $ 20