16. Stock Option Plans (Tables)

12 Months Ended

Mar. 31, 2019

Share-based Payment Arrangement [Abstract]

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

The per share weighted-average fair value of stock options granted for the year ended March 31, 2018 was $1.56 on the date of grant using the Black Scholes option-pricing model with the following assumptions:

	Dividend			Risk-free
	Yield			Interest rate			Volatility			Life
2018		0.0	%		2.39	%		51.33	%	5 years

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

A summary of the status of the Company’s stock option plans for the fiscal years ended March 31, 2019 and 2018 and changes during the years are presented below (in number of options):

	Number of Options			Average Exercise Price		Average Remaining Contractual Term	Aggregate Intrinsic Value
Outstanding options at April 1, 2017		79,000		$	5.26
Options granted		7,500		$	3.31
Options exercised		-		$	-
Options canceled/forfeited		(14,000	)	$	4.17
Outstanding options at March 31, 2018		72,500		$	5.26	2.0 years	$	-0-
Options granted		-		$	-
Options exercised		-		$	-
Options canceled/forfeited		(30,000	)	$	5.07
Outstanding options at March 31, 2019		42,500		$	5.40	1.6 years	$	-0-
Vested Options:
March 31, 2019:		22,500		$	5.68	1.3 years	$	-0-
March 31, 2018:		24,000		$	5.67	1.5 years	$	-0-

Schedule of Nonvested Share Activity [Table Text Block]

A summary of the Company’s non-vested shares as of March 31, 2019 and changes during the year ended March 31, 2019 is presented below:

Non-vested Shares	Shares			Weighted-Average Grant-Date Fair value
Non-vested at April 1, 2018		38,500		$	5.28
Granted		-		$	-
Vested		(8,500	)	$	5.57
Forfeited		(10,000	)	$	5.40
Non-vested at March 31, 2019		20,000		$	5.09