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Note 5 - DERIVATIVES AND HEDGING ACTIVITIES - Cash flow hedging and fair value (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Derivative [Line Items] |  |  |  |
Interest and Dividend Income | $ 125,015 | $ 125,420 | $ 361,935 | $ 360,215
Interest expense | 60,216 | 65,698 | 175,068 | 189,631
Interest rate caps and collars | Interest Expense |  |  |  |
Derivative [Line Items] |  |  |  |
Gain (loss) on effects of cash flow hedging |  | (1,029) | (117) | (3,184)
Interest rate swaps | Interest and Dividend Income |  |  |  |
Derivative [Line Items] |  |  |  |
Gain on effects of fair value hedging | 176 | 968 | 511 | 2,930
Interest rate swaps | Interest Expense |  |  |  |
Derivative [Line Items] |  |  |  |
Gain (loss) on effects of cash flow hedging | (214) | (339) | (633) | (1,012)
Interest rate swaps and collars | Interest and Dividend Income |  |  |  |
Derivative [Line Items] |  |  |  |
Gain (loss) on effects of cash flow hedging | $ (2,144) | $ (3,000) | $ (6,336) | $ (8,961)

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