FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Debt) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Debt Instrument [Line Items]
Unsecured Debt			$ 1,500
Debt Issuance Costs, Line of Credit Arrangements, Net			1,490
Commercial Paper Outstanding, Average			38
Commercial Paper	$ 0		0		$ 299
Bank drafts and short-term borrowings	352		352		512
Other Short-term Debt	103		103		176
Current portion of long-term debt	1,261		1,261		0
Short-term debt obligations	1,716		1,716		987
Principal Value	6,812		6,812		6,835
Adjustments to Principal Value, Fair value of interest rate swaps	17		17		6
Adjustments to Principal Value, Unamortized basis adjustment from swap terminations	214		214		227
Unamortized bond discount and issuance costs	(77)		(77)		(81)
Total Long-term debt	6,932		6,932		6,975
Long-term debt	5,671		5,671		6,975
Long-term debt, fair value	7,200		7,200		$ 7,500
Interest payments			117	$ 114
Proceeds from issuance of debt		$ 337	$ 0	1,488
The weighted average interest rate of commercial paper			1.30%
Maximum Amount of Commercial Paper Outstanding			$ 300
Debt redemption carrying value		366		366
Debt Instrument, Repurchase Amount		474		474
Gain (Loss) on Extinguishment of Debt	$ 0	$ 109	$ 0	$ 109
Minimum [Member]
Debt Instrument [Line Items]
Interest rates on debt repurchased		5.875%		5.875%
Maximum [Member]
Debt Instrument [Line Items]
Interest rates on debt repurchased		6.875%		6.875%