RETIREMENT BENEFIT PLANS - Retirement Benefits Expense (Details) - Pension plans - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
UNITED STATES
Retirement benefits plans expense (income)
Service cost	$ 5	$ 4	$ 14	$ 14
Interest cost	33	35	100	106
Expected return on plan assets	(47)	(48)	(142)	(146)
Amortization	2	1	7	3
Total	(7)	(8)	(21)	(23)
Settlements	12	9	31	28
Total expense	5	1	10	5
Non-United States plans
Retirement benefits plans expense (income)
Service cost	11	11	34	32
Interest cost	21	22	64	64
Expected return on plan assets	(35)	(31)	(101)	(91)
Amortization	4	1	9	5
Total	1	4	6	11
Settlements	1	1	4	2
Total expense	$ 2	$ 5	$ 10	$ 13

Total Benefit Plans.

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Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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