Note 17 - Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2021

Designated as Hedging Instrument [Member]

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

(dollars in thousands)
							Fair value
Notional		Maturity	Receive (variable)	Pay fixed			assets (liabilities)
amount		date	index	swap rate			March 31, 2021			December 31, 2020
$	10,000	December 6, 2021	Three Month LIBOR		1.89	%	$	(117	)	$	(160	)

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)	2021		2020		2021		2020
Notional amount	$	141,271	$	119,940	$	141,271	$	119,940
Weighted average maturity (years)		7.6		7.8		7.6		7.8
Fair value	$	4,080	$	8,374	$	4,213	$	8,391