Note 4 - Derivatives (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Three Months Ended March 31, 2024
	Amount of gain (loss) recognized in OCI (Effective Portion)		Amount of (gain) loss reclassified from OCI to interest expense			Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	12,880	$	(5,629	)	$	-

	Three Months Ended March 31, 2023
	Amount of gain (loss) recognized in OCI (Effective Portion)			Amount of (gain) loss reclassified from OCI to interest expense			Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	(4,361	)	$	(4,267	)	$	-

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

	March 31, 2024				December 31, 2023
	Notional Amount		Fair Value		Notional Amount		Fair Value
			(dollars in thousands)
Interest rate contracts	$	1,000,000	$	50,508	$	950,000	$	43,805