DERIVATIVE INSTRUMENTS - Summary of Balance Sheet Classification of Derivative Fair Value Amounts, as well as Gross Asset and Liability Fair Value Amounts (Detail) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Notional Amount	$ 59,408	$ 46,744
Derivative Asset, Fair Value	148	240
Derivative Liability, Fair Value	$ 985	$ 933
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other	Other
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other	Other
Cash flow hedges
Derivatives, Fair Value [Line Items]
Notional Amount	$ 18	$ 18
Derivative Asset, Fair Value	0	0
Derivative Liability, Fair Value	5	6
Cash flow hedges \| Foreign currency swaps \| Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	18	18
Derivative Asset, Fair Value	0	0
Derivative Liability, Fair Value	5	6
Net investment hedge
Derivatives, Fair Value [Line Items]
Notional Amount	2,674	1,809
Derivative Asset, Fair Value	91	185
Derivative Liability, Fair Value	38	0
Net investment hedge \| Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	2,674	1,809
Derivative Asset, Fair Value	91	185
Derivative Liability, Fair Value	38	0
Non-qualifying strategies
Derivatives, Fair Value [Line Items]
Notional Amount	56,716	44,917
Derivative Asset, Fair Value	57	55
Derivative Liability, Fair Value	942	927
Non-qualifying strategies \| Foreign currency swaps \| Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	3,068	3,042
Derivative Asset, Fair Value	49	53
Derivative Liability, Fair Value	637	598
Non-qualifying strategies \| Foreign currency swaps \| Consolidated Entity Excluding Variable Interest Entities (VIE)
Derivatives, Fair Value [Line Items]
Notional Amount	0	450
Derivative Asset, Fair Value	0	2
Derivative Liability, Fair Value	0	0
Non-qualifying strategies \| Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	173	0
Derivative Asset, Fair Value	1	0
Derivative Liability, Fair Value	1	0
Non-qualifying strategies \| Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	24,195	24,195
Derivative Asset, Fair Value	2	0
Derivative Liability, Fair Value	0	0
Non-qualifying strategies \| Interest rate swaps
Derivatives, Fair Value [Line Items]
Notional Amount	29,280	17,230
Derivative Asset, Fair Value	5	0
Derivative Liability, Fair Value	$ 304	$ 329

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and elected not to be offset.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
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-Section S99
-Paragraph 5C
-Subparagraph (SX 210.12-13C(Column F))
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Paragraph 5B
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-Topic 210
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
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- Definition

Indicates line item in statement of financial position that includes derivative asset.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
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- Definition

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