SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023
Variable Interest Entity [Line Items]
Assets	$ 47,712	$ 44,196	$ 39,963	$ 37,730	$ 10,163
Investments	12,328	10,823
Consolidated Limited Partnerships
Variable Interest Entity [Line Items]
Assets	149	0
Non-consolidated Vairable Interest Entities
Variable Interest Entity [Line Items]
Assets	46	0
Investments	4	0
Variable interest, maximum loss exposure	4	0
Unfunded commitments	$ 207	$ 147