PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Schedule of Obligations and Funded Status at End of Year (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Postretirement Benefits
Funded status
Fair value of plan assets	$ 0	$ 0	$ 0
Benefit obligations	121	166	191
Funded status	(121)	(166)
Amounts recognized in the consolidated balance sheets
Noncurrent asset	0	0
Current liability	(25)	(24)
Noncurrent liability	(96)	(142)
Amount recognized	(121)	(166)
Amounts recognized in accumulated other comprehensive loss (pre-tax)
Net actuarial loss	(15)	14
Prior service (credit) cost	(52)	(93)
Amount recognized	(67)	(79)
United States Pension Benefits \| Pension Benefits
Funded status
Fair value of plan assets	2,072	2,904	3,103
Benefit obligations	2,211	2,968	3,237
Funded status	(139)	(64)
Amounts recognized in the consolidated balance sheets
Noncurrent asset	21	56
Current liability	(9)	(9)
Noncurrent liability	(151)	(111)
Amount recognized	(139)	(64)
Amounts recognized in accumulated other comprehensive loss (pre-tax)
Net actuarial loss	1,266	1,180
Prior service (credit) cost	1	1
Amount recognized	1,267	1,181
Foreign Pension Benefits \| Pension Benefits
Funded status
Fair value of plan assets	30	665	632
Benefit obligations	60	924	$ 1,029
Funded status	(30)	(259)
Amounts recognized in the consolidated balance sheets
Noncurrent asset	7	20
Current liability	(4)	(12)
Noncurrent liability	(33)	(267)
Amount recognized	(30)	(259)
Amounts recognized in accumulated other comprehensive loss (pre-tax)
Net actuarial loss	111	184
Prior service (credit) cost	3	3
Amount recognized	$ 114	$ 187

Amount, before tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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Amount, before tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.

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Amount, before tax, of accumulated other comprehensive (income) loss for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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Amount of asset (liability), recognized in statement of financial position, for defined benefit pension and other postretirement plans.

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

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Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

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Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as current.

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Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent.

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