NOTES PAYABLE - Callable Medium-Term Notes (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
2026	$ 5,523,671
2027	3,825,702
2028	3,038,229
Total principal net of discounts	$ 26,586,959	$ 25,000,199
Weighted-Average Rate	3.16%
Year one
Debt Instrument [Line Items]
Weighted-Average Rate	2.79%
Year two
Debt Instrument [Line Items]
Weighted-Average Rate	2.07%
Year three
Debt Instrument [Line Items]
Weighted-Average Rate	3.20%
Year four
Debt Instrument [Line Items]
Weighted-Average Rate	4.24%
Call Option
Debt Instrument [Line Items]
2025	$ 970,468
2026	1,398,727
2027	883,962
2028	582,892
Thereafter	1,805,423
Total principal net of discounts	$ 5,641,472
Weighted-Average Rate	2.70%
Call Option \| Year one
Debt Instrument [Line Items]
Weighted-Average Rate	2.88%
Call Option \| Year two
Debt Instrument [Line Items]
Weighted-Average Rate	2.05%
Call Option \| Year three
Debt Instrument [Line Items]
Weighted-Average Rate	2.80%
Call Option \| Year four
Debt Instrument [Line Items]
Weighted-Average Rate	4.27%
Call Option \| Thereafter
Debt Instrument [Line Items]
Weighted-Average Rate	2.54%

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