Note 12 - Stock Based Compensation (Tables)

3 Months Ended

Jun. 30, 2017

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

Grant Date	Number of Options Granted		Risk Free Interest Rate			Expected Term (in years)		Expected Stock Price Volatility			Dividend Yield			Fair Value of Options Granted
February 3, 2014		225,150		2.07	%		7.0		27.30	%		0.00	%	$	4.65
November 1, 2016		19,000		1.61	%		7.0		27.17	%		0.00	%	$	4.35
February 3, 2017		3,700		2.27	%		7.0		27.26	%		0.00	%	$	5.18

Share-based Compensation, Stock Options, Activity [Table Text Block]

Three months ended June 30, 2017:	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Outstanding at April 1, 2017		242,350	$	13.84		7.1
Granted		-		-		-
Exercised		-		-		-
Forfeited, exchanged or expired		-		-		-
Outstanding at June 30, 2017		242,350	$	13.84		6.8
Vested at June 30, 2017		131,790	$	13.85		6.6

Fiscal year ended March 31, 2017:	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Outstanding at April 1, 2016		219,650	$	13.85		7.8
Granted		22,700		13.78		10.0
Exercised		-		-		-
Forfeited, exchanged or expired		-		-		-
Outstanding at March 31, 2017		242,350	$	13.84		7.1
Vested at March 31, 2017		131,790	$	13.85		6.8

Schedule of Nonvested Share Activity [Table Text Block]

			Weighted-Average
June 30, 2017:	Shares		Fair Value
Nonvested shares at April 1, 2017		36,220	$	13.76
Granted		-		-
Vested		-		-
Forfeited		-		-
Nonvested shares at June 30, 2017		36,220	$	13.76
Fair Value of shares vested at June 30, 2017	$	715,200

				Weighted-Average
March 31, 2017:	Shares			Fair Value
Nonvested shares at April 1, 2016		50,600		$	13.76
Granted		2,000			13.93
Vested		(16,380	)		13.78
Forfeited		-			-
Nonvested shares at March 31, 2017		36,220		$	13.76
Fair Value of shares vested at March 31, 2017	$	731,888