Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFITS - LEVEL 3 FAIR VALUE RECONCILIATION (Details 5)

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PENSION AND OTHER POSTRETIREMENT BENEFITS - LEVEL 3 FAIR VALUE RECONCILIATION (Details 5) - USD ($)
$ in Millions
 1 Months Ended 12 Months Ended
Jul. 31, 2012
Dec. 31, 2016
Dec. 31, 2015
U.S. Plans      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   $ 2,636 $ 2,713
Fair value of plan assets at the end of the year   2,751 2,636
U.S. Plans | Fair Value, Inputs, Level 3      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   203 202
Unrealized gains on assets still held at the reporting date   12 25
Purchases, sales and settlements, net   (3) (24)
Fair value of plan assets at the end of the year   212 203
U.S. Plans | Fair Value, Inputs, Level 3 | Private equity / venture capital      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   143 148
Unrealized gains on assets still held at the reporting date   6 17
Purchases, sales and settlements, net   (1) (22)
Fair value of plan assets at the end of the year   148 143
U.S. Plans | Fair Value, Inputs, Level 3 | Real estate      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   60 54
Unrealized gains on assets still held at the reporting date   6 8
Purchases, sales and settlements, net   (2) (2)
Fair value of plan assets at the end of the year   64 60
Non-U.S. Plans      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   1,712 1,724
Fair value of plan assets at the end of the year   1,753 1,712
Non-U.S. Plans | Insurance Contract [Member]      
Summary of changes in the fair value of level 3 assets      
Insurance Contract Payment Deferment Period 10 years    
Non-U.S. Plans | Fair Value, Inputs, Level 3      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   601 604
Unrealized gains on assets still held at the reporting date   2 23
Purchases, sales and settlements, net   10 (26)
Fair value of plan assets at the end of the year   613 601
Non-U.S. Plans | Fair Value, Inputs, Level 3 | Insurance Contract [Member]      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   445  
Fair value of plan assets at the end of the year   439 445
Non-U.S. Plans | Fair Value, Inputs, Level 3 | Private equity / venture capital      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   99 81
Unrealized gains on assets still held at the reporting date   15 10
Purchases, sales and settlements, net   3 8
Fair value of plan assets at the end of the year   117 99
Non-U.S. Plans | Fair Value, Inputs, Level 3 | Real estate      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   57 61
Unrealized gains on assets still held at the reporting date   (7) 7
Purchases, sales and settlements, net   7 (11)
Fair value of plan assets at the end of the year   57 57
Non-U.S. Plans | Fair Value, Inputs, Level 3 | Insurance      
Summary of changes in the fair value of level 3 assets      
Fair value of plan assets at the beginning of the year   445 462
Unrealized gains on assets still held at the reporting date   (6) 6
Purchases, sales and settlements, net   0 (23)
Fair value of plan assets at the end of the year   $ 439 $ 445