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Note 4 - SECURITIZATIONS AND VARIABLE INTEREST ENTITIES - VIE (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) item	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Securitizations and Variable Interest Entities
Total assets	$ 8,538,894	$ 8,871,991	$ 8,226,673
Liabilities	$ 7,652,298	7,935,672
Number of sponsored securitizations completed | item	2
VIE
Securitizations and Variable Interest Entities
Total assets	$ 22,400	22,400
Liabilities	$ 0	0
Maximum exposure to loss		$ 31,800

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