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, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 29, 2014
Jun. 30, 2013
Jun. 29, 2014
Jun. 30, 2013
Equity, royalty and interest income from investees        
Cummins share of net income $ 96 $ 98 $ 175 $ 171
Royalty and interest income 9 10 20 19
Equity, royalty and interest income from investees 105 108 195 190
Distribution - North American distributors
        
Equity, royalty and interest income from investees        
Cummins share of net income 30 29 62 64
Distribution - Komatsu Cummins Chile, Ltda.
        
Equity, royalty and interest income from investees        
Cummins share of net income 8 6 14 11
Distribution - All other distributors
        
Equity, royalty and interest income from investees        
Cummins share of net income 1 0 2 0
Manufacturing - Dongfeng Cummins Engine Company, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 22 20 36 32
Manufacturing - Chongqing Cummins Engine Company, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 15 17 26 29
Manufacturing - Beijing Foton Cummins Engine Company (Light-Duty)
        
Equity, royalty and interest income from investees        
Cummins share of net income 8 9 14 10
Manufacturing - Shanghai Fleetguard Filter Co., Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 3 4 6 7
Manufacturing - Tata Cummins, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 2 2 4 3
Manufacturing - Cummins Westport, Inc.
        
Equity, royalty and interest income from investees        
Cummins share of net income 0 3 1 3
Manufacturing - Beijing Foton Cummins Engine Company (Heavy-Duty)
        
Equity, royalty and interest income from investees        
Cummins share of net income (7) (7) (13) (10)
Manufacturing - All other manufacturers
        
Equity, royalty and interest income from investees        
Cummins share of net income $ 14 $ 15 $ 23 $ 22