Note 20 - Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2024

Designated as Hedging Instrument [Member]

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

							Fair value
(dollars in thousands)				Pay fixed			March 31,
Notional Amount		Maturity Date	Receive (variable) index	swap rate			2024
$	100,000	2/6/2028	USD SOFR		3.27	%	$	2,988
	50,000	8/6/2026	USD SOFR		4.38	%		16
	50,000	8/6/2028	USD SOFR		3.97	%		84
$	200,000						$	3,088

Not Designated as Hedging Instrument [Member]

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

	Receiving				Paying
	March, 31		December 31,		March, 31		December 31,
(dollars in thousands)	2024		2023		2024		2023
Notional amount	$	200,074	$	201,555	$	200,074	$	201,555
Weighted average maturity (years)		5.7		6.0		5.7		6.0
Fair value	$	7,735	$	5,133	$	7,743	$	5,142