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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - EFFECT OF DERIVATIVE INSTRUMENTS (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net Investment Hedges
Derivative Instruments, Gain (Loss)
Gains and losses on derivatives used as fair value hedges of foreign currency risk / net investment hedges included in other comprehensive income (loss) during the period	$ 47	$ (10)
Cost of goods sold
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income on derivative instruments	(696)	153	$ (867)	$ 241
Interest expense
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income on derivative instruments	6	(2)	8	(20)
Foreign exchange gains (losses)
Derivative Instruments, Gain (Loss)
Gain (loss) recognized in income on derivative instruments	48	(18)	(179)	21
Foreign currency \| Fair Value Hedging
Derivative Instruments, Gain (Loss)
Gains and losses on derivatives used as fair value hedges of foreign currency risk / net investment hedges included in other comprehensive income (loss) during the period	(1)	0	(1)	(2)
Foreign currency \| Cash Flow Hedges
Derivative Instruments, Gain (Loss)
Gains and losses on derivative instruments used as cash flow hedges included in other comprehensive income (loss) during the period	(4)	(10)	(21)	(7)
Amounts released from accumulated other comprehensive income (loss) during the period - Cash flow hedge of foreign currency risk	3	(2)	5	0
Commodities \| Cash Flow Hedges
Derivative Instruments, Gain (Loss)
Gains and losses on derivative instruments used as cash flow hedges included in other comprehensive income (loss) during the period	0	12	0	20
Amounts released from accumulated other comprehensive income (loss) during the period - Cash flow hedge of foreign currency risk	0	(9)	0	(9)
Foreign currency \| Net Investment Hedges
Derivative Instruments, Gain (Loss)
Gains and losses on derivatives used as fair value hedges of foreign currency risk / net investment hedges included in other comprehensive income (loss) during the period			100	(55)
Foreign currency gains and losses on intercompany loans used as net investment hedges included in other comprehensive income (loss) during the period	(40)	39
Hedge accounting \| Foreign currency \| Net Investment Hedges
Derivative Instruments, Gain (Loss)
Foreign currency gains and losses on intercompany loans used as net investment hedges included in other comprehensive income (loss) during the period			(37)	44
Hedge accounting \| Foreign currency \| Net sales
Derivative Instruments, Gain (Loss)
Gain (loss) on hedge accounting	(4)	(2)	(10)	0
Hedge accounting \| Foreign currency \| Foreign exchange gains (losses)
Derivative Instruments, Gain (Loss)
Gain (loss) on hedge accounting	13	(1)	23	7
Hedge accounting \| Commodities \| Cost of goods sold
Derivative Instruments, Gain (Loss)
Gain (loss) on hedge accounting	0	10	0	10
Hedge accounting \| Interest rate \| Interest expense
Derivative Instruments, Gain (Loss)
Gain (loss) on hedge accounting	6	(3)	8	(11)
Economic hedges \| Foreign currency \| Cost of goods sold
Derivative Instruments, Gain (Loss)
Gain (loss) on economic hedges	(344)	(20)	(1,459)	146
Economic hedges \| Foreign currency \| Foreign exchange gains (losses)
Derivative Instruments, Gain (Loss)
Gain (loss) on economic hedges	35	(17)	(202)	14
Economic hedges \| Commodities \| Cost of goods sold
Derivative Instruments, Gain (Loss)
Gain (loss) on economic hedges	(403)	190	583	84
Economic hedges \| Other \| Cost of goods sold
Derivative Instruments, Gain (Loss)
Gain (loss) on economic hedges	51	(27)	9	1
Economic hedges \| Interest rate \| Interest expense
Derivative Instruments, Gain (Loss)
Gain (loss) on economic hedges	$ 0	$ 1	$ 0	$ (9)