OTHER LIABILITIES, INCLUDING EMPLOYEE BENEFITS (Postretirement and Other Benefits) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Selling, general and administrative expenses	$ 443	$ 477	$ 597
Postemployment Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Accounts payable and accrued liabilities	6	5
Other non-current liabilities	39	38
Postretirement Medical and Life Insurance Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Accounts payable and accrued liabilities	13	14
Other non-current liabilities	$ 115	$ 129
Discount rate	4.20%	3.50%
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2019	$ 13
2020	13
2021	13
2022	12
2023	11
2024 through 2028	47
Net periodic benefit cost	$ 5	$ 5	$ 4
Discount rate	3.50%	3.80%	4.10%
Health care cost trend rates for the next fiscal year	7.75%
Ultimate health care cost trend rate	4.25%