RETIREMENT BENEFIT PLANS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Pension plan
Retirement benefits plans expense (income)
Settlement loss	$ 14
Pension plan | Pension Assets
Retirement benefits plans expense (income)
Comprehensive income (loss) from pension remeasurement	32
Pension plan | Pension Liabilities
Retirement benefits plans expense (income)
Comprehensive income (loss) from pension remeasurement	15
Pension plan | Other Comprehensive Income (Loss)
Retirement benefits plans expense (income)
Comprehensive income (loss) from pension remeasurement	(47)
Pension plan | United States pension benefit expense (income)
Retirement benefits plans expense (income)
Service cost	8	$ 10
Interest cost	20	17
Expected return on plan assets	(53)	(56)
Amortization	8	10
Total	(17)	(19)
Settlements	14	14
Total expense (income)	(3)	(5)
Pension plan | Non-United States pension benefit expense (income)
Retirement benefits plans expense (income)
Service cost	16	19
Interest cost	12	10
Expected return on plan assets	(31)	(30)
Amortization	12	19
Total	9	18
Settlements	0	0
Total expense (income)	9	18
Postretirement plan
Retirement benefits plans expense (income)
Service cost	0	0
Interest cost	2	2
Expected return on plan assets	0	0
Amortization	(2)	(1)
Total	0	1
Settlements	0	0
Total expense (income)	$ 0	$ 1