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	Jun. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Notional Amount	$ 59,920	$ 46,744
Derivative Asset, Fair Value	90	240
Derivative Liability, Fair Value	$ 925	$ 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	4	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	4	6
Net investment hedge
Derivatives, Fair Value [Line Items]
Notional Amount	1,926	1,809
Derivative Asset, Fair Value	29	185
Derivative Liability, Fair Value	53	0
Net investment hedge \| Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	1,926	1,809
Derivative Asset, Fair Value	29	185
Derivative Liability, Fair Value	53	0
Non-qualifying strategies
Derivatives, Fair Value [Line Items]
Notional Amount	57,976	44,917
Derivative Asset, Fair Value	61	55
Derivative Liability, Fair Value	868	927
Non-qualifying strategies \| Foreign currency swaps \| Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	3,096	3,042
Derivative Asset, Fair Value	45	53
Derivative Liability, Fair Value	585	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	572	0
Derivative Asset, Fair Value	0	0
Derivative Liability, Fair Value	8	0
Non-qualifying strategies \| Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	25,000	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	14	0
Derivative Liability, Fair Value	275	329
Non-qualifying strategies \| Forward bond purchase commitment \| Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	28	0
Derivative Asset, Fair Value	0	0
Derivative Liability, Fair Value	$ 0	$ 0

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.

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