NOTES PAYABLE - Callable Medium-Term Notes (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
2027	$ 6,426,273
2028	3,903,276
2029	2,540,026
Total principal net of discounts	$ 29,204,490	$ 27,520,173
Weighted-Average Rate	3.67%
Year one
Debt Instrument [Line Items]
Weighted-Average Rate	2.91%
Year two
Debt Instrument [Line Items]
Weighted-Average Rate	3.35%
Year three
Debt Instrument [Line Items]
Weighted-Average Rate	4.04%
Year four
Debt Instrument [Line Items]
Weighted-Average Rate	4.30%
Call Option
Debt Instrument [Line Items]
2026	$ 1,083,332
2027	659,736
2028	309,478
2029	205,731
Thereafter	1,318,391
Total principal net of discounts	$ 3,576,668
Weighted-Average Rate	2.37%
Call Option \| Year one
Debt Instrument [Line Items]
Weighted-Average Rate	1.58%
Call Option \| Year two
Debt Instrument [Line Items]
Weighted-Average Rate	2.37%
Call Option \| Year three
Debt Instrument [Line Items]
Weighted-Average Rate	3.74%
Call Option \| Year four
Debt Instrument [Line Items]
Weighted-Average Rate	3.81%
Call Option \| Thereafter
Debt Instrument [Line Items]
Weighted-Average Rate	2.48%

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