NOTES PAYABLE - Narrative (Details) - USD ($) $ in Billions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Debt Instrument [Line Items]
Medium term notes called during the period	$ 1.7	$ 1.2
Maximum borrowing capacity from U.S. Treasury	$ 1.5
Discount notes
Debt Instrument [Line Items]
Maturities of notes	1 year
Maximum amount of discount notes outstanding at any month end	$ 2.1	$ 2.3
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