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BORROWINGS Part 1 (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
		Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Early debt extinguishment costs			$ 1	$ 1	$ 0
Total borrowings		$ 5,618	5,159	5,618
Borrowings due within one year		349	747	349
Long-term borrowings		5,269	4,412	5,269
4.5% debentures due January 2021 [Member]
Debt Instrument [Line Items]
Extinguishment of Debt, Amount		185
3.5% Notes Due Dec 2021 [Member]
Debt Instrument [Line Items]
Long-term Debt		299	$ 0	299
Stated Interest Rate (in hundredths)			3.50%
Maturity Date			2021
Extinguishment of Debt, Amount		300
3.6% notes due August 2022 [Member]
Debt Instrument [Line Items]
Long-term Debt		744	$ 747	744
Stated Interest Rate (in hundredths)			3.60%
Maturity Date			2022
1.50% notes due May 2023 [Member]
Debt Instrument [Line Items]
Long-term Debt	[1]	919	$ 850	919
Stated Interest Rate (in hundredths)			1.50%
Maturity Date			2023
7 1/4% debentures due January 2024 [Member]
Debt Instrument [Line Items]
Long-term Debt		198	$ 198	198
Stated Interest Rate (in hundredths)			7.25%
Maturity Date			2024
7 5/8% debentures due June 2024 [Member]
Debt Instrument [Line Items]
Long-term Debt		43	$ 43	43
Stated Interest Rate (in hundredths)			7.625%
Maturity Date			2024
3.8% notes due March 2025 [Member]
Debt Instrument [Line Items]
Long-term Debt		701	$ 698	701
Stated Interest Rate (in hundredths)			3.80%
Maturity Date			2025
1.875% notes due November 2026 [Member]
Debt Instrument [Line Items]
Long-term Debt	[1]	609	$ 565	609
Stated Interest Rate (in hundredths)			1.875%
Maturity Date			2026
7.60% debentures due February 2027 [Member]
Debt Instrument [Line Items]
Long-term Debt		195	$ 195	195
Stated Interest Rate (in hundredths)			7.60%
Maturity Date			2027
4.5% Notes Due Dec 2028 [Member]
Debt Instrument [Line Items]
Long-term Debt		493	$ 494	493
Stated Interest Rate (in hundredths)			4.50%
Maturity Date			2028
4.8% notes due September 2042 [Member]
Debt Instrument [Line Items]
Long-term Debt		493	$ 494	493
Stated Interest Rate (in hundredths)			4.80%
Maturity Date			2042
4.65% notes due October 2044 [Member]
Debt Instrument [Line Items]
Long-term Debt		874	$ 875	874
Stated Interest Rate (in hundredths)			4.65%
Maturity Date			2044
Commercial paper and short-term borrowings [Member]
Debt Instrument [Line Items]
Borrowings due within one year		$ 50	$ 0	$ 50
[1] The carrying value of the euro-denominated 1.50% notes due May 2023 and 1.875% notes due November 2026 will fluctuate with changes in the euro exchange rate. The carrying value of these euro-denominated borrowings have been designated as non-derivative net investment hedges of a portion of the Company's net investments in euro functional-currency denominated subsidiaries to offset foreign currency fluctuations.

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