Note 18 - Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2019

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, 2019		December 31, 2018
$	10,000	12/6/2021	US 3 Month LIBOR		1.89	%	$	106	$	193
	20,000	12/6/2020	US 3 Month LIBOR		1.79	%		201		323
$	30,000				1.82	%	$	307	$	516

Not Designated as Hedging Instrument [Member]

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

(Dollars in thousands)	Receiving				Paying
	March 31,		December 31,		March 31,		December 31,
	2019		2018		2019		2018
Notional amount	$	54,286	$	55,505	$	54,286	$	55,505
Weighted average maturity (years)		7.7		8.0		7.7		8.0
Fair value	$	217	$	519	$	240	$	543