Annual report pursuant to Section 13 and 15(d)

INVESTMENTS IN EQUITY INVESTEES (Details)

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INVESTMENTS IN EQUITY INVESTEES (Details)
$ in Millions
12 Months Ended
Dec. 31, 2016
USD ($)
hp
l
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Equity, royalty and interest income from investees      
Investments and advances related to equity method investees $ 946 $ 975 $ 981
Cummins share of net income 260 273 330
Royalty and interest income 41 42 40
Equity, royalty and interest income from investees 301 315 370
Proceeds from Sale of Equity Method Investments $ 60   4
Minimum      
Equity, royalty and interest income from investees      
Ownership percentage 20.00%    
Maximum      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Distribution - Komatsu Cummins Chile, Ltda.      
Equity, royalty and interest income from investees      
Cummins share of net income $ 34 31 29
Distribution - North American distributors      
Equity, royalty and interest income from investees      
Ownership percentage [1] 50.00%    
Investments and advances related to equity method investees [1] $ 0 15  
Cummins share of net income 21 33 107
Distribution - All other distributors      
Equity, royalty and interest income from investees      
Cummins share of net income $ 0 3 4
Manufacturing Entities | Maximum      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Manufacturing - Beijing Foton Cummins Engine Co., Ltd.      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Investments and advances related to equity method investees $ 163 172  
Cummins share of net income $ 52 62 (2)
Manufacturing - Beijing Foton Cummins Engine Company (Light-Duty) [Member] | Minimum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 2.8    
Manufacturing - Beijing Foton Cummins Engine Company (Light-Duty) [Member] | Maximum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 3.8    
Manuafacturing - Beijing Foton Cummins Engine Company (Heavy-Duty) [Member] | Minimum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 10.5    
Manuafacturing - Beijing Foton Cummins Engine Company (Heavy-Duty) [Member] | Maximum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 11.8    
Manufacturing - Dongfeng Cummins Engine Company, Ltd.      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Investments and advances related to equity method investees $ 111 118  
Cummins share of net income $ 46 51 67
Manufacturing - Dongfeng Cummins Engine Company, Ltd. | Minimum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 4    
Power of mechanical engines (in horsepower) | hp 125    
Manufacturing - Dongfeng Cummins Engine Company, Ltd. | Maximum      
Equity, royalty and interest income from investees      
Capacity of mechanical engines (in liters) | l 13    
Power of mechanical engines (in horsepower) | hp 545    
Manufacturing - Chongqing Cummins Engine Company, Ltd.      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Investments and advances related to equity method investees $ 73 80  
Cummins share of net income 38 41 51
Manufacturing - All other manufacturers      
Equity, royalty and interest income from investees      
Cummins share of net income 69 52 74
Manufacturing - Komatsu manufacturing alliances      
Equity, royalty and interest income from investees      
Investments and advances related to equity method investees $ 197 173  
Manufacturing - Komatsu manufacturing alliances | Minimum      
Equity, royalty and interest income from investees      
Ownership percentage 20.00%    
Manufacturing - Komatsu manufacturing alliances | Maximum      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Manufacturing - Cummins-Scania XPI Manufacturing, LLC      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Investments and advances related to equity method investees $ 82 66  
Manufacturing - Tata Cummins, Ltd.      
Equity, royalty and interest income from investees      
Ownership percentage 50.00%    
Investments and advances related to equity method investees $ 63 60  
Other Distributors and Manufacturers      
Equity, royalty and interest income from investees      
Investments and advances related to equity method investees 257 291  
Power Systems      
Equity, royalty and interest income from investees      
Investments and advances related to equity method investees 139 188 193
Equity, royalty and interest income from investees $ 42 $ 56 $ 68
Power Systems | Cummins Olayan Energy      
Equity, royalty and interest income from investees      
Ownership percentage 49.00%    
Equity Method Investment, Amount Sold $ 61    
Gain (Loss) on Sale of Equity Investments 17    
Proceeds from Sale of Equity Method Investments $ 58    
[1] wnership percentage of North American distributor investments at December 31, 2015.