Note 4 - DERIVATIVES AND HEDGING ACTIVITIES - Summary of Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Derivative Assets	$ 291,295	$ 177,631
Derivative Liabilities	(320,220)	(200,701)
Hedged Derivatives | Cash Flow Hedges
Derivative Assets	3,334	2,284
Derivative Liabilities	(42,095)	(35,631)
Interest rate caps | Hedged Derivatives | Cash Flow Hedges
Derivative Assets	5,196	8,327
Interest rate caps | Unhedged Derivatives
Derivative Assets	1,533	2,213
Interest rate swaps | Hedged Derivatives | Cash Flow Hedges
Derivative Assets	3,334	477
Derivative Liabilities	(42,095)	(33,824)
Interest rate swaps | Hedged Derivatives | Fair Value Hedges
Derivative Assets	3,977
Interest rate swaps | Unhedged Derivatives
Derivative Assets	277,255	166,614
Derivative Liabilities	(277,255)	(166,614)
Interest rate collars | Hedged Derivatives | Cash Flow Hedges
Derivative Liabilities	$ (870)	$ (263)