Note 14 - Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Defined Benefit Plan, Benefits Payment [Table Text Block]

(Dollars in thousands)
201 9			2018			2017
Date Paid	Amount		Date Paid	Amount		Date Paid		Amount
10/02/2019	$	29	10/11/2018	$	26	01/06/2017	(1)	$	119
12/23/2019		244	12/27/2018		92	10/15/2017			27
						12/27/2017			99
Total	$	273		$	118			$	245

Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]

	2019			2018			2017
Shares held by participants beginning of the year		340,237			357,135			339,870
Shares allocated to participants		24,317			24,317			24,317
Shares distributed to participants		(18,457	)		(41,215	)		(7,052	)
Shares held by participants end of year		346,097			340,237			357,135
Unreleased shares beginning of the year		231,112			255,429			279,746
Shares released during year		(24,317	)		(24,317	)		(24,317	)
Unreleased shares end of year		206,795			231,112			255,429
Total ESOP shares end of year		552,892			571,349			612,564
Fair value of unreleased shares at December 31	$	4,344,763			4,534,417			4,878,694

Share-based Payment Arrangement, Option, Activity [Table Text Block]

												Unvested options
	Shares Available For Grant			Unvested Restricted Shares Outstanding			Options Outstanding			Award Value/ Weighted Average Exercise Price		Number			Weighted Average Grant Date Fair Value		Vesting Period (in years)
2009 Plan
December 31, 2016		54,876			20,596			49,229		$	9.25		34,229		$	4.04
Granted January 31, 2017		(11,164	)		9,303			0			N/A						3
Transferred to 2017 Plan		(43,712	)		0			0			N/A
Vested		0			(15,018	)		0			N/A		(11,409	)		4.04
December 31, 2017		0			14,881			49,229		$	9.25		22,820		$	4.04
Options Exercised		0			0			(15,000	)
Vested		0			(7,541	)		0			N/A		(11,410	)		4.04
December 31, 2018		0			7,340			34,229		$	11.21		11,410		$	4.04
Vested		0			(4,238	)		0					(11,410	)		4.04
December 31, 2019		0			3,102			34,229		$	11.21		0
2017 Plan
April 25, 2017		375,000			0			0
Granted May 5, 2017		(3,420	)		2,280			0			N/A						1
Transferred from 2009 Plan		43,712			0			0			N/A		0
December 31, 2017		415,292			2,280			0			N/A		0
Granted January 23, 2018		(10,044	)		6,696			0			N/A						3
Granted April 24, 2018		(792	)		528			0			N/A						1
Vested		0			(2,280	)		0			N/A		0
December 31, 2018		404,456			7,224			0			N/A		0
Granted January 22, 2019		(12,971	)		8,647			0			N/A						3
Granted April 23, 2019		(2,514	)		1,676			0			N/A						1
Vested		0			(2,760	)		0			N/A
December 31, 2019		388,971			14,787			0			N/A		0
Total all plans		388,971			17,889			34,229		$	11.21		0		$	4.04

Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

Date of Grant	Exercise Price		Number Outstanding		Weighted Average Remaining Contractual Life in Years		Number Exercisable		Number Unexercisable
January 26, 2016	$	11.21		34,229		6.1		34,229		0
				34,229				34,229		0