RETIREMENT BENEFIT PLANS - Retirement Benefits Expense (Income) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Pension plan | United States pension benefit expense (income)
Retirement benefits plans expense (income)
Service cost	$ 5	$ 8
Interest cost	36	20
Expected return on plan assets	(49)	(53)
Amortization	1	8
Total	(7)	(17)
Settlements	9	14
Total expense (income)	2	(3)
Pension plan | Foreign Plan
Retirement benefits plans expense (income)
Service cost	11	16
Interest cost	21	12
Expected return on plan assets	(30)	(31)
Amortization	1	12
Total	3	9
Settlements	1	0
Total expense (income)	4	9
Postretirement plan
Retirement benefits plans expense (income)
Service cost	0	0
Interest cost	2	2
Expected return on plan assets	0	0
Amortization	(4)	(2)
Total	(2)	0
Settlements	0	0
Total expense (income)	$ (2)	$ 0