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, 2022	Dec. 31, 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 42,447	$ 43,454
Derivative asset, fair value, gross asset including not subject to master netting arrangement	1,146	936
Derivative liability, fair value, gross liability including not subject to master netting arrangement	2,088	1,619
Cash flow hedges
Derivatives, Fair Value [Line Items]
Notional Amount	18	18
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	4	2
Cash flow hedges | Foreign currency swaps | Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	18	18
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	4	2
Fair value hedges
Derivatives, Fair Value [Line Items]
Notional Amount	7,749	8,891
Derivative asset, fair value, gross asset including not subject to master netting arrangement	5	5
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	5
Fair value hedges | Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	0	62
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	5
Fair value hedges | Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	7,749	8,829
Derivative asset, fair value, gross asset including not subject to master netting arrangement	5	5
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	0
Net investment hedge
Derivatives, Fair Value [Line Items]
Notional Amount	6,662	6,945
Derivative asset, fair value, gross asset including not subject to master netting arrangement	833	341
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	0
Net investment hedge | Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	4,993	4,996
Derivative asset, fair value, gross asset including not subject to master netting arrangement	833	341
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	0
Net investment hedge | Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	1,669	1,949
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	0
Non-qualifying strategies
Derivatives, Fair Value [Line Items]
Notional Amount	28,018	27,600
Derivative asset, fair value, gross asset including not subject to master netting arrangement	308	590
Derivative liability, fair value, gross liability including not subject to master netting arrangement	2,084	1,612
Non-qualifying strategies | Foreign currency swaps | Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	3,420	3,151
Derivative asset, fair value, gross asset including not subject to master netting arrangement	65	78
Derivative liability, fair value, gross liability including not subject to master netting arrangement	458	412
Non-qualifying strategies | Foreign currency swaps | Consolidated Entity Excluding Variable Interest Entities (VIE)
Derivatives, Fair Value [Line Items]
Notional Amount	1,900	2,250
Derivative asset, fair value, gross asset including not subject to master netting arrangement	81	59
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	13
Non-qualifying strategies | Foreign currency forwards
Derivatives, Fair Value [Line Items]
Notional Amount	5,843	15,953
Derivative asset, fair value, gross asset including not subject to master netting arrangement	162	450
Derivative liability, fair value, gross liability including not subject to master netting arrangement	1,035	1,133
Non-qualifying strategies | Foreign currency options
Derivatives, Fair Value [Line Items]
Notional Amount	5,711	2,746
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	3
Derivative liability, fair value, gross liability including not subject to master netting arrangement	0	0
Non-qualifying strategies | Interest rate swaps
Derivatives, Fair Value [Line Items]
Notional Amount	11,130	3,500
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	590	54
Non-qualifying strategies | Forward bond purchase commitment | Variable Interest Entity, Consolidated
Derivatives, Fair Value [Line Items]
Notional Amount	14	0
Derivative asset, fair value, gross asset including not subject to master netting arrangement	0	0
Derivative liability, fair value, gross liability including not subject to master netting arrangement	$ 1	$ 0