Note 8 - FAIR VALUE (Details) $ in Thousands	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Securities available for sale, at fair value	$ 264,241	$ 281,109
Derivatives	180,997	186,781
Derivatives	206,925	214,823
Fair Value, Measurements, Recurring
Derivatives	180,997	186,781
Total assets measured at fair value	527,683	551,419
Derivatives	206,925	214,823
Total liabilities measured at fair value	$ 206,925	214,823
Fair Value, Measurements, Recurring | Discount Rate | Minimum
Measurement Input	3.34
Fair Value, Measurements, Recurring | Discount Rate | Maximum
Measurement Input	6.38
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Derivatives	$ 180,997	186,781
Total assets measured at fair value	445,238	467,890
Derivatives	206,925	214,823
Total liabilities measured at fair value	206,925	214,823
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3
Total assets measured at fair value	82,445	83,529
U.S. treasuries and govt. sponsored agency securities
Securities available for sale, at fair value	17,487	20,591
U.S. treasuries and govt. sponsored agency securities | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	17,487	20,591
U.S. treasuries and govt. sponsored agency securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Securities available for sale, at fair value	17,487	20,591
Residential mortgage-backed and related securities
Securities available for sale, at fair value	43,194	50,042
Residential mortgage-backed and related securities | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	43,194	50,042
Residential mortgage-backed and related securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Securities available for sale, at fair value	43,194	50,042
Municipal securities
Securities available for sale, at fair value	158,759	164,575
Municipal securities | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	158,759	164,575
Municipal securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Securities available for sale, at fair value	158,759	164,575
Asset-backed securities
Securities available for sale, at fair value	7,764	9,224
Asset-backed securities | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	7,764	9,224
Asset-backed securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Securities available for sale, at fair value	7,764	9,224
Corporate securities
Securities available for sale, at fair value	37,037	36,677
Corporate securities | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	37,037	36,677
Corporate securities | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Securities available for sale, at fair value	37,037	36,677
Securities trading | Fair Value, Measurements, Recurring
Securities available for sale, at fair value	82,445	83,529
Securities trading | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3
Securities available for sale, at fair value	$ 82,445	$ 83,529