INCOME TAXES - Narrative (Details) $ in Millions	Dec. 31, 2023 USD ($) country	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Total Gross Unrecognized Tax Benefits
NOLs	$ 3,299
Valuation allowances	4,416	$ 4,090
Cumulative amount of undistributed foreign earnings	3,708
Tax liabilities for gross unrecognized tax benefits	467	$ 496	$ 531
Interest accrued on income taxes for unrecognized tax benefits	83
Penalties accrued on income taxes for unrecognized tax benefits	79
Uncertain tax positions	629
Unrecognized tax benefits that would impact effective tax rate	559
Deferred tax asset that we did not prevail on all uncertain tax position	71
Deferred tax asset that we did not prevail on all uncertain tax position, foreign taxing jurisdiction	41
Deferred tax asset that we did not prevail on all uncertain tax position, increased valuation allowances	30
Uncertain tax positions liabilities	$ 40
Number of countries | country	120
Foreign operating and capital losses
Total Gross Unrecognized Tax Benefits
Valuation allowances	$ 2,987
U.S. foreign and non-U.S. tax credit carryforwards
Total Gross Unrecognized Tax Benefits
Valuation allowances	770
Five years
Total Gross Unrecognized Tax Benefits
Expiring operating loss carryforwards	252
Six to 20 years
Total Gross Unrecognized Tax Benefits
Expiring operating loss carryforwards	1,862
Indefinitely
Total Gross Unrecognized Tax Benefits
Capital loss carryforwards	33
Indefinite Foreign Tax
Total Gross Unrecognized Tax Benefits
Non-U.S. tax credits	417
Definite Foreign Tax
Total Gross Unrecognized Tax Benefits
Non-U.S. tax credits	366
Other Tax
Total Gross Unrecognized Tax Benefits
Other credits	$ 153