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 9 Months Ended
Sep. 29, 2013
Sep. 30, 2012
Sep. 29, 2013
Sep. 30, 2012
Equity, royalty and interest income from investees        
Cummins share of net income $ 83 $ 85 $ 254 $ 272
Royalty and interest income 8 9 27 30
Equity, royalty and interest income from investees 91 94 281 302
Distribution - North American distributors
        
Equity, royalty and interest income from investees        
Cummins share of net income 34 37 98 115
Distribution - Komatsu Cummins Chile, Ltda.
        
Equity, royalty and interest income from investees        
Cummins share of net income 6 9 17 20
Distribution - All other distributors
        
Equity, royalty and interest income from investees        
Cummins share of net income 1 0 1 3
Manufacturing - Chongqing Cummins Engine Company, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 15 14 44 49
Manufacturing - Dongfeng Cummins Engine Company, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 13 9 45 42
Manufacturing - Beijing Foton Cummins Engine Co., Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 4 3 14 3
Manufacturing - Shanghai Fleetguard Filter Co., Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 4 3 11 10
Manufacturing - Cummins Westport, Inc.
        
Equity, royalty and interest income from investees        
Cummins share of net income 2 2 5 11
Manufacturing - Tata Cummins, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 1 0 4 7
Manufacturing - Komatsu manufacturing alliances
        
Equity, royalty and interest income from investees        
Cummins share of net income 0 (1) 3 (1)
Manufacturing - Valvoline Cummins, Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 0 2 5 6
Manufacturing - Xian Cummins Engine Company Ltd.
        
Equity, royalty and interest income from investees        
Cummins share of net income 0 1 1 (5)
Manufacturing - All other manufacturers
        
Equity, royalty and interest income from investees        
Cummins share of net income $ 3 $ 6 $ 6 $ 12