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	Sep. 30, 2023	Dec. 31, 2022
Derivatives, Fair Value [Line Items]
Notional Amount	$ 57,369	$ 49,190
Derivative Asset, Fair Value	578	617
Derivative Liability, Fair Value	1,666	1,698
Cash flow hedges
Derivatives, Fair Value [Line Items]
Notional Amount	18	18
Derivative Asset, Fair Value	0	0
Derivative Liability, Fair Value	4	3
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	4	3
Fair value hedges
Derivatives, Fair Value [Line Items]
Notional Amount	6,127	7,940
Derivative Asset, Fair Value	0	45
Derivative Liability, Fair Value	0	0
Fair value hedges \| Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	6,127	7,940
Derivative Asset, Fair Value	0	45
Derivative Liability, Fair Value	0	0
Net investment hedge
Derivatives, Fair Value [Line Items]
Notional Amount	3,253	7,612
Derivative Asset, Fair Value	290	390
Derivative Liability, Fair Value	0	85
Net investment hedge \| Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	2,383	4,982
Derivative Asset, Fair Value	290	383
Derivative Liability, Fair Value	0	85
Net investment hedge \| Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	870	2,630
Derivative Asset, Fair Value	0	7
Derivative Liability, Fair Value	0	0
Non-qualifying strategies
Derivatives, Fair Value [Line Items]
Notional Amount	47,971	33,620
Derivative Asset, Fair Value	288	182
Derivative Liability, Fair Value	1,662	1,610
Non-qualifying strategies \| Foreign currency swaps \| Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	3,416	3,420
Derivative Asset, Fair Value	59	62
Derivative Liability, Fair Value	438	387
Non-qualifying strategies \| Foreign currency swaps \| Consolidated Entity Excluding Variable Interest Entities (VIE)
Derivatives, Fair Value [Line Items]
Notional Amount	1,200	1,900
Derivative Asset, Fair Value	39	66
Derivative Liability, Fair Value	0	0
Non-qualifying strategies \| Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	7,402	5,049
Derivative Asset, Fair Value	189	17
Derivative Liability, Fair Value	588	640
Non-qualifying strategies \| Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	18,223	5,521
Derivative Asset, Fair Value	1	30
Derivative Liability, Fair Value	0	0
Non-qualifying strategies \| Interest rate swaps
Derivatives, Fair Value [Line Items]
Notional Amount	17,730	17,730
Derivative Asset, Fair Value	0	7
Derivative Liability, Fair Value	$ 636	$ 583

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
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-Paragraph 5C
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 5B
-Subparagraph (SX 210.12-13B(Column E))
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
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-Publisher FASB
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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