INVESTMENTS - Investments in Variable Interest Entities Not Consolidated (Details) - USD ($) $ in Millions		Jun. 30, 2022	Dec. 31, 2021
Variable Interest Entity [Line Items]
Available for sale, fixed maturity securities, amortized cost		$ 74,546	$ 85,369
Available for sale, fixed maturity securities		79,431	98,696
Other investments		4,102	3,842
Assets, fair value		89,006	108,012
Variable Interest Entity, Not Consolidated
Variable Interest Entity [Line Items]
Available for sale, fixed maturity securities, amortized cost		4,118	4,779
Available for sale, fixed maturity securities		4,643	5,864
Other investments	[1]	350	323
Other investments, fair value	[1]	350	323
Assets, amortized cost		4,468	5,102
Assets, fair value		$ 4,993	$ 6,187

[1] Consists entirely of alternative investments in limited partnerships