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COMMITMENTS AND CONTINGENT LIABILITIES (Details) - USD ($)
Mar. 31, 2024
Dec. 31, 2023
May 31, 2023
Restructuring Cost and Reserve [Line Items]      
Unaccrued amounts of reasonably possible range of losses $ 5,000,000    
Line of credit facility, outstanding balance 0 $ 0  
Guaranty application, equity commitment to certain limited partnerships 207,000,000    
Commitments under existing mortgage loan agreements 73,000,000    
Commercial Paper | Funding Agreement-Backed Commercial Paper Program      
Restructuring Cost and Reserve [Line Items]      
Line of credit facility, maximum borrowing capacity     $ 1,000,000,000
Secured Debt      
Restructuring Cost and Reserve [Line Items]      
Borrowings outstanding $ 0 $ 0