GUARANTEES AND COMMITMENTS (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Guarantor Obligations [Line Items]
Reserve for losses	$ 1,576	$ 1,622
Long-Term Standby Purchase Commitments
Guarantor Obligations [Line Items]
Maximum principal amount	$ 4,463,288	$ 4,029,019
Weighted-average remaining maturity	14 years 4 months 24 days	14 years 6 months
Reserve for losses	$ 1,578	$ 1,623
Guarantee and commitment obligation | Long-Term Standby Purchase Commitments
Guarantor Obligations [Line Items]
Guarantee and commitment obligation	$ 43,313	$ 42,731