Quarterly report pursuant to Section 13 or 15(d)

ACQUISITION (Details)

v3.8.0.1
ACQUISITION (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 02, 2017
Jul. 31, 2017
Oct. 01, 2017
Oct. 02, 2016
Oct. 01, 2017
Oct. 02, 2016
Dec. 31, 2016
Business Acquisition [Line Items]              
Goodwill     $ 1,036   $ 1,036   $ 480
Total sales [1]     5,285 $ 4,187 $ 14,952 $ 13,006  
Eaton Cummins Automated Transmission Technologies              
Business Acquisition [Line Items]              
Business Acquisition, Percentage of Voting Interests Acquired   50.00%          
Payments to Acquire Businesses, Gross   $ 600          
Advances to Affiliate   20          
Enterprise Value/Total business valuation   1,200          
Inventory   3          
Fixed Assets   57          
Goodwill   545          
Liabilities   (1)          
Non-controlling interest   600          
Business Combination, Consideration Transferred   600          
Business Acquisition, Goodwill, Expected Tax Deductible Amount   31          
Total sales     69        
Income (Loss) from Subsidiaries, Net of Tax     $ 5        
Customer Relationships | Eaton Cummins Automated Transmission Technologies              
Business Acquisition [Line Items]              
Intangible Assets   $ 424          
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life   25 years          
Rate of Return   10.00%          
Customer Attrition Rate   3.00%          
Technology-Based Intangible Assets | Eaton Cummins Automated Transmission Technologies              
Business Acquisition [Line Items]              
Intangible Assets   $ 172          
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life   15 years          
Rate of Return   10.00%          
Market Royalty Rate   5.00%          
Economic Depreciation Rate   7.50%          
Estimate | Eaton Cummins Automated Transmission Technologies              
Business Acquisition [Line Items]              
Finite-Lived Intangible Asset, Period of Amortization 5 years            
Estimate | Maximum | Eaton Cummins Automated Transmission Technologies              
Business Acquisition [Line Items]              
Finite-Lived Intangible Assets, Amortization Expense, Annually over the amortization period $ 28            
[1] Includes sales to nonconsolidated equity investees of $285 million and $835 million and $275 million and $793 million for the three and nine months ended October 1, 2017 and October 2, 2016, respectively.