EQUITY - ADDITIONAL INFORMATION (Details)	12 Months Ended
	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) shares	Dec. 31, 2018 USD ($) shares	Dec. 31, 2016 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock repurchase program, authorized amount	$ 1,000,000,000.0
Common shares available under share repurchase program (in shares) | shares	350,000,000
Treasury shares purchased	$ 140,000,000	$ 260,000,000	$ 250,000,000
Proceeds from exercised stock options	$ 11,000,000	$ 109,000,000	$ 28,000,000
Number of stock option exercised (in shares) | shares	300,000	2,700,000	1,000,000.0
Conversion ratio for RSUs and restricted stock	3.09
Share-based compensation expense	$ 46,000,000	$ 65,000,000	$ 20,000,000
Intrinsic value of options exercised	3,000,000	37,000,000	22,000,000
Total fair value of share vested during the period	$ 54,000,000	44,000,000	48,000,000
Weighted average remaining contractual life (in years)	5 years 3 months 18 days
Weighted average remaining contractual term of exercisable options (in years)	3 years 10 months 24 days
Selling, general and administrative expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 45,000,000	63,000,000	18,000,000
Cost of products sold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 1,000,000	$ 2,000,000	1,000,000
Restructuring and other costs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			$ 1,000,000
Equity Incentive Plan 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized grants under the plan (in shares) | shares				25,000,000
Number of shares available for grant (in shares) | shares	25,000,000
Equity Incentive Plan 2016 | Key Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cap on restricted stock or RSU (in shares) | shares	1,000,000
Nonqualified Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock option exercised (in shares) | shares	300,000
Number of unvested stock options (in shares) | shares	1,300,000
Unamortized compensation costs	$ 8,000,000
Weighted average period for cost recognition	1 year 9 months 18 days
Weighted average remaining contractual life (in years)	5 years 3 months 18 days
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unamortized compensation costs	$ 70,000,000
Weighted average period for cost recognition	2 years 1 month 6 days