Segment Information (Tables)

3 Months Ended

Jun. 30, 2020

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The tables below present information about reportable segments within the avionics business for the three months ending June 30, 2020 and 2019:

Three Months Ended June 30, 2020	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	2,563,276	$	376,161	$	2,939,437	$	-		$	2,939,437
Cost of sales		1,182,282		252,544		1,434,826		-			1,434,826
Gross margin		1,380,994		123,617		1,504,611		-			1,504,611
Engineering, research, and development						631,953		-			631,953
Selling, general and administrative						253,838		407,413			661,251
Litigation costs						-		2,696			2,696
Interest income						-		(2,846	)		(2,846	)
Other income						-		(13,854	)		(13,854	)
Interest expense - judgment						-		75,144			75,144
Interest expense						-		9,780			9,780
Total expenses						885,791		478,333			1,364,124
Income (loss) before income taxes					$	618,820	$	(478,333	)	$	140,487

Three Months Ended June 30, 2019	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	2,504,140	$	802,322	$	3,306,462	$	-		$	3,306,462
Cost of sales		1,242,567		482,291		1,724,858		-			1,724,858
Gross margin		1,261,573		320,031		1,581,604		-			1,581,604
Engineering, research, and development						525,103		-			525,103
Selling, general and administrative						234,578		377,893			612,471
Litigation costs						-		10,507			10,507
Change in fair value of common stock warrants						-		78,500			78,500
Interest income						-		(1,000	)		(1,000	)
Interest expense - judgment						-		80,510			80,510
Interest expense						-		17,737			17,737
Total expenses						759,681		564,147			1,323,828
Income (loss) before income taxes					$	821,923	$	(564,147	)	$	257,776