Note 4 - Derivatives (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

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

	Three Months Ended June 30, 2022
	Amount of gain (loss) recognized in OCI (Effective Portion)		Amount of (gain) loss reclassified from OCI to interest income		Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	8,284	$	129	$	-

	Three Months Ended June 30, 2021
	Amount of gain (loss) recognized in OCI (Effective Portion)			Amount of gain (loss) reclassified from OCI to interest income		Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	(42	)	$	584	$	-

	Six Months Ended June 30, 2022
	Amount of gain (loss) recognized in OCI (Effective Portion)		Amount of (gain) loss reclassified from OCI to interest income		Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	27,284	$	654	$	-

	Six Months Ended June 30, 2021
	Amount of gain (loss) recognized in OCI (Effective Portion)			Amount of gain (loss) reclassified from OCI to interest income		Amount of gain recognized in other Noninterest income (Ineffective Portion)
	(dollars in thousands)
Interest rate contracts	$	(18	)	$	1,215	$	-

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

	June 30, 2022				December 31, 2021
	Notional Amount		Fair Value		Notional Amount		Fair Value
			(dollars in thousands)
Interest rate swaps related to FHLB advances included in assets	$	400,000	$	31,285	$	475,000	$	3,347