BUSINESSES HELD FOR SALE AND DISCONTINUED OPERATIONS - Assets Held for Sale Narrative (Details) - Held for sale, not discontinued operation - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets of businesses held for sale	$ 1,507	$ 1,985
Liabilities of businesses held for sale	1,811	$ 1,826
Electric Insurance Company
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets of businesses held for sale	514
Liabilities of businesses held for sale	339
Pre-tax loss on sale	$ 126