Note 5 - DERIVATIVES AND HEDGING ACTIVITIES - Unhedged Swaptions (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Derivatives	$ 261,913	$ 187,341
Swaptions \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	408,801
Derivatives	4,086
Derivative Instrument One, Maturing 2025 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 77,600
Strike Rate	2.13%
Derivatives	$ 317
Derivative Instrument Two, Maturing 2025 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 33,100
Strike Rate	2.63%
Derivatives	$ 390
Derivative Instrument Three, Maturing 2025 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 28,254
Strike Rate	2.64%
Derivatives	$ 342
Derivative Instrument Four, Maturing 2025 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 66,247
Strike Rate	2.14%
Derivatives	$ 278
Derivative Instrument One, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 20,750
Strike Rate	2.62%
Derivatives	$ 384
Derivative Instrument Two, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 41,700
Strike Rate	2.12%
Derivatives	$ 335
Derivative Instrument Three, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 36,546
Strike Rate	2.14%
Derivatives	$ 301
Derivative Instrument Four, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 18,453
Strike Rate	2.64%
Derivatives	$ 350
Derivative Instrument Five, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 16,100
Strike Rate	2.63%
Derivatives	$ 385
Derivative Instrument Six, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 29,800
Strike Rate	2.13%
Derivatives	$ 348
Derivative Instrument Seven, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 25,971
Strike Rate	2.14%
Derivatives	$ 309
Derivative Instrument Eight, Maturing 2026 \| Unhedged Derivatives
Derivative [Line Items]
Notional Amount	$ 14,280
Strike Rate	2.64%
Derivatives	$ 347

Nominal or face amount used to calculate payments on the derivative asset.

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