Note 16 - Shareholders' Equity and Stock Plans (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

						Aggregate		Weighted Average
	Number			Weighted Average		Intrinsic Value		Remaining
	of Shares			Exercise Price		At Time Of Grant		Contractual Term
Options outstanding December 31, 2017		134,500		$	5.24	$	704,350		4.76
Exercised		(37,100	)	$	5.82	$	215,685		n/a
Options outstanding December 31, 2018		97,400		$	5.02	$	488,665		4.11
Exercised		(11,000	)	$	4.70	$	51,670		n/a
Options outstanding December 31, 2019		86,400		$	5.06	$	436,995		3.09
Exercisable at December 31, 2018		93,400		$	5.02	$	488,665		4.11
Exercisable at December 31, 2019		86,400		$	5.06	$	436,995		3.09

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

								Weighted Average
	Number			Weighted Average		Aggregate		Remaining
	of Shares			Grant Price		Intrinsic Value		Contractual Term
Unvested restricted shares December 31, 2017		74,489		$	8.60	$	640,255		1.03
Granted		29,913		$	11.50	$	344,000		1.07
Vested		(37,634	)	$	7.53	$	283,433		n/a
Unvested restricted shares December 31, 2018		66,768		$	10.50	$	700,820		0.97
Granted		57,292		$	11.02	$	631,336		1.32
Vested		(27,243	)	$	11.14	$	303,593		n/a
Forfeited		(5,096	)	$	11.12	$	56,659		n/a
Unvested restricted shares December 31, 2019		91,721		$	10.91	$	1,000,954		1.12

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

	For the Years Ended December 31,
(Amounts in thousands, except per share information)	2019		2018
Restricted stock compensation expense	$	414	$	288
Restricted stock awards weighted average grant date fair value per share	$	11.02	$	11.50

	At December 31,
	2019		2018
Unrecognized compensation costs related to non-vested restricted stock payments	$	642	$	470

					Stock Grant
	Number		Weighted Average		Compensation
	of Shares		Grant Price		Expense
Shares granted during the year ended December 31, 2019		6,169	$	11.04	$	68,106
Shares granted during the year ended December 31, 2018		4,653	$	11.50	$	53,510

Dividends Declared [Table Text Block]

	For the Years Ended December 31,
(Amounts in thousands, except per share information)	2019		2018
Cash dividends paid to common shareholders	$	3,189	$	2,274
Cash dividends paid per common share	$	0.19	$	0.15