NOTES PAYABLE - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Medium term notes called during the period	$ 233,000,000	$ 26,000,000
Maximum borrowing capacity from U.S. Treasury	1,500,000,000
Outstanding debt repurchases	$ 0	27,000,000	$ 23,000,000
Gain on extinguishment of debt		200,000	$ 0
Discount Notes
Debt Instrument [Line Items]
Maturities of notes	1 year
Medium-term notes | Minimum
Debt Instrument [Line Items]
Maturities of notes	6 months
Medium-term notes | Maximum
Debt Instrument [Line Items]
Maturities of notes	25 years
Discount notes
Debt Instrument [Line Items]
Maximum amount of discount notes outstanding at any month end	$ 1,800,000,000	$ 2,200,000,000