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Note 19 - Derivatives (Details Textual)
$ in Thousands
12 Months Ended
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Nov. 30, 2022
USD ($)
Oct. 01, 2022
USD ($)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax $ 46,181 $ 3,593 $ (3,423)    
AOCI Attributable to Parent [Member]          
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax $ 0 0      
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]          
Derivative, Number of Instruments Held, Total 11        
Derivative Liability, Notional Amount $ 500,000        
Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-Term $ 1,000 $ 1,900 $ 1,600    
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Minimum [Member]          
Derivative, Maturity Date Dec. 31, 2025        
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Maximum [Member]          
Derivative, Maturity Date Mar. 31, 2028        
Commenced Fixed Interest Rate Swaps [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Minimum [Member]          
Derivative, Fixed Interest Rate 0.63%        
Commenced Fixed Interest Rate Swaps [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Maximum [Member]          
Derivative, Fixed Interest Rate 3.41%        
Interest Rate Cap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]          
Derivative Liability, Notional Amount       $ 75,000 $ 150,000