Note 17 - Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2018

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			September 30, 2018		December 31, 2017
$	10,000	12/6/2021	US 3 Month LIBOR		1.89	%	$	342	$	106
	20,000	12/6/2020	US 3 Month LIBOR		1.79	%		497		190
$	30,000				1.82	%	$	839	$	296

Not Designated as Hedging Instrument [Member]

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

(Dollar amounts in thousands)	Receiving				Paying
	September 30,		December 31,		September 30,		December 31,
	2018		2017		2018		2017
Notional amount	$	60,872	$	54,964	$	60,872	$	54,964
Weighted average maturity (years)		8.3		8.7		8.3		8.7
Fair value	$	1,879	$	259	$	1,913	$	283