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PENSION AND OTHER POSTRETIREMENT BENEFITS 2 (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Other Postretirement Benefits [Member]        
Actuarial assumptions used to determine benefit obligations as of December 31: [Abstract]        
Discount rate   3.80% 3.45% 4.05%
Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate Support Methodology And Source Data   To determine discount rates for our U.S. pension and other postretirement benefit plans, we use a modeling process that involves matching the expected cash outflows of our benefit plans to a yield curve constructed from a portfolio of high quality, fixed-income debt instruments. We use the single weighted-average yield of this hypothetical portfolio as a discount rate benchmark.    
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Discount rate   3.45% 4.05% 3.40%
United States, Defined Benefit [Member]        
Actuarial assumptions used to determine benefit obligations as of December 31: [Abstract]        
Discount rate   4.46% 4.08% 4.89%
Expected annual rate of compensation increase   4.48% 4.50% 4.50%
Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate Support Methodology And Source Data   To determine discount rates for our U.S. pension and other postretirement benefit plans, we use a modeling process that involves matching the expected cash outflows of our benefit plans to a yield curve constructed from a portfolio of high quality, fixed-income debt instruments. We use the single weighted-average yield of this hypothetical portfolio as a discount rate benchmark.    
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Discount rate   4.08% 4.89% 4.06%
Expected rate of return on plan assets   7.75% 7.75% 7.75%
Expected annual rate of compensation increase   4.50% 4.50% 4.50%
Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate Support Methodology And Source Data   During the fourth quarter of 2015 we changed the methodology used to estimate the service and interest cost components of net periodic benefit (income) cost for our significant pension plans. Previously, we estimated such cost components utilizing a single weighted-average discount rate derived from the yield curve used to measure the pension benefit obligation. The new methodology utilizes a full yield curve approach in the estimation of these cost components by applying the specific spot rates along the yield curve used in the determination of the pension benefit obligation to their underlying projected cash flows and provides a more precise measurement of service and interest costs by improving the correlation between projected cash flows and their corresponding spot rates. The change does not affect the measurement of our pension obligation and is applied prospectively as a change in estimate.    
Defined Benefit Plan Plans With Benefit Obligations In Excess of Plan Assets [Abstract]        
Projected benefit obligations   $ 17,298 $ 626  
Accumulated benefit obligations   16,899 618  
Fair value of plan assets   16,349 194  
Defined Benefit Plan Accumulated Benefit Obligation [Abstract]        
Accumulated benefit obligation   $ 16,900 $ 17,200  
United States, Defined Benefit [Member] | Scenario Forecast [Member]        
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Defined Benefit Plan Service And Interest Cost Reduction $ 150      
United States, Defined Benefit [Member] | Scenario Forecast [Member] | Service Cost        
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Discount rate 4.69%      
United States, Defined Benefit [Member] | Scenario Forecast [Member] | Interest Costs        
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Discount rate 3.59%      
Non-U.S. Pension Plans, Defined Benefit [Member]        
Actuarial assumptions used to determine benefit obligations as of December 31: [Abstract]        
Discount rate   3.49% 3.26% 4.29%
Expected annual rate of compensation increase   2.11% 2.53% 2.81%
Actuarial assumptions used to determine net periodic benefit (income) cost for years ended December 31: [Abstract]        
Discount rate   3.26% 4.29% 4.29%
Expected rate of return on plan assets   6.94% 6.96% 6.99%
Expected annual rate of compensation increase   2.53% 2.81% 3.55%
Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate Support Methodology And Source Data   During the fourth quarter of 2015 we changed the methodology used to estimate the service and interest cost components of net periodic benefit (income) cost for our significant pension plans. Previously, we estimated such cost components utilizing a single weighted-average discount rate derived from the yield curve used to measure the pension benefit obligation. The new methodology utilizes a full yield curve approach in the estimation of these cost components by applying the specific spot rates along the yield curve used in the determination of the pension benefit obligation to their underlying projected cash flows and provides a more precise measurement of service and interest costs by improving the correlation between projected cash flows and their corresponding spot rates. The change does not affect the measurement of our pension obligation and is applied prospectively as a change in estimate.    
Defined Benefit Plan Plans With Benefit Obligations In Excess of Plan Assets [Abstract]        
Projected benefit obligations   $ 1,624 $ 1,686  
Accumulated benefit obligations   1,574 1,584  
Fair value of plan assets   976 994  
Defined Benefit Plan Accumulated Benefit Obligation [Abstract]        
Accumulated benefit obligation   $ 6,200 $ 5,500