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. 28, 2015
Jun. 29, 2014
Jun. 28, 2015
Jun. 29, 2014
Equity, royalty and interest income from investees        
Cummins share of net income $ 85 $ 96 $ 143 $ 175
Royalty and interest income 9 9 19 20
Equity, royalty and interest income from investees 94 105 162 195
Distribution - North American distributors        
Equity, royalty and interest income from investees        
Cummins share of net income 8 30 18 62
Distribution - Komatsu Cummins Chile, Ltda.        
Equity, royalty and interest income from investees        
Cummins share of net income 8 8 15 14
Distribution - All other distributors        
Equity, royalty and interest income from investees        
Cummins share of net income 0 1 1 2
Manufacturing - Beijing Foton Cummins Engine Company        
Equity, royalty and interest income from investees        
Cummins share of net income 22 1 29 1
Manufacturing - Dongfeng Cummins Engine Company, Ltd.        
Equity, royalty and interest income from investees        
Cummins share of net income 15 22 29 36
Manufacturing - Chongqing Cummins Engine Company, Ltd.        
Equity, royalty and interest income from investees        
Cummins share of net income 11 15 23 26
Manufacturing - All other manufacturers        
Equity, royalty and interest income from investees        
Cummins share of net income $ 21 $ 19 $ 28 $ 34