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Note 6 - Fair Values of Assets and Liabilities - Reconciliation of Level 3 Assets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Balance	$ 2,173,759	$ 1,817,976
Changes in fair value of loans at fair value, included in earnings	103,326	44,212
Changes in fair value due to principal charge-offs, net of recoveries	(322,174)	(256,000)
Changes in fair value due to finance and fee charge-offs	(126,574)	(115,863)
Purchases	1,203,662	1,157,313
Finance and fees, added to the account balance	501,038	453,766
Settlements	(1,255,658)	(1,185,341)
Balance	$ 2,277,379	$ 1,916,063

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Amount of finance and fees of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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