SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Summary of Signficant Accounting Policies - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) segment	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jan. 01, 2021 USD ($)
Significant Accounting Policies [Line Items]
Number of reportable insurance business segments | segment	2
Advertising expense	$ 181	$ 188	$ 204
Depreciation and other amortization expense	40	39	$ 45
Goodwill	263	265
Retained earnings	$ 52,277	$ 47,993
Building | Upper Limit
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	50 years
Machinery and equipment | Upper Limit
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	20 years
Furniture and fixtures | Upper Limit
Significant Accounting Policies [Line Items]
Property, Plant and Equipment, Useful Life	20 years
Accounting Standards Update 2018-12 | Cumulative effect, period of adoption, adjustment
Significant Accounting Policies [Line Items]
Accumulated other comprehensive income (loss)				$ (18,600)
Retained earnings				$ (300)