Segment Information (Tables)

6 Months Ended

Sep. 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 and six months ending September 30, 2020 and 2019:

Three Months Ended September 30, 2020	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	2,976,153	$	360,243	$	3,336,396	$	-		$	3,336,396
Cost of sales		1,720,943		248,630		1,969,573		-			1,969,573
Gross margin		1,255,210		111,613		1,366,823		-			1,366,823
Engineering, research, and development						554,555		-			554,555
Selling, general and administrative						158,154		306,655			464,809
Litigation costs						-		5,514			5,514
Interest income						-		(1,879	)		(1,879	)
Interest expense – judgment						-		52,490			52,490
Interest expense						-		9,380			9,380
Total expenses						712,709		372,160			1,084,869
Income (loss) before income taxes					$	654,114	$	(372,160	)	$	281,954

Three Months Ended September 30, 2019	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	3,140,454	$	771,714	$	3,912,168	$	-		$	3,912,168
Cost of sales		1,626,089		412,446		2,038,535		-			2,038,535
Gross margin		1,514,365		359,268		1,873,633		-			1,873,633
Engineering, research, and development						525,739		-			525,739
Selling, general and administrative						278,026		347,137			625,163
Litigation costs								91,553			91,553
Change in fair value of common stock warrants								(5,500	)		(5,500	)
Interest income						-		(1,018	)		(1,018	)
Interest expense - judgment								90,596			90,596
Interest expense						-		10,866			10,866
Total expenses						803,765		533,634			1,337,399
Income (loss) before income taxes					$	1,069,868	$	(533,634	)	$	536,234

Six Months Ended September 30, 2020	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	5,539,429	$	736,404	$	6,275,833	$	-		$	6,275,833
Cost of sales		2,903,225		501,174		3,404,399		-			3,404,399
Gross margin		2,636,204		235,230		2,871,434		-			2,871,434
Engineering, research, and development						1,186,508		-			1,186,508
Selling, general and administrative						411,992		714,068			1,126,060
Litigation costs						-		8,210			8,210
Interest income						-		(4,725	)		(4,725	)
Other income						-		(13,854	)		(13,854	)
Interest expense – judgment						-		127,634			127,634
Interest expense						-		19,160			19,160
Total expenses						1,598,500		850,493			2,448,993
Income (loss) before income taxes					$	1,272,934	$	(850,493	)	$	422,441

Six Months Ended September 30, 2019	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	5,644,594	$	1,574,036	$	7,218,630	$	-		$	7,218,630
Cost of sales		2,868,656		894,737		3,763,393		-			3,763,393
Gross margin		2,775,938		679,299		3,455,237		-			3,455,237
Engineering, research, and development						1,050,842		-			1,050,842
Selling, general and administrative						512,604		725,030			1,237,634
Litigation costs								102,060			102,060
Change in fair value of common stock warrants								73,000			73,000
Interest income						-		(2,018	)		(2,018	)
Interest expense - judgment								171,106			171,106
Interest expense						-		28,603			28,603
Total expenses						1,563,446		1,097,781			2,661,227
Income (loss) before income taxes					$	1,891,791	$	(1,097,781	)	$	794,010