Segment Information (Tables)

3 Months Ended

Jun. 30, 2021

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, 2021, and 2020:

Three Months Ended June 30, 2021	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	3,569,603	$	562,790	$	4,132,393	$	-		$	4,132,393
Cost of sales		1,762,900		354,746		2,117,646		-			2,117,646
Gross margin		1,806,703		208,044		2,014,747		-			2,014,747
Engineering, research, and development						693,575		-			693,575
Selling, general and administrative						177,792		376,239			554,031
Litigation costs						-		1,181			1,181
Interest income						-		(984	)		(984	)
Other income						-		(13,593	)		(13,593	)
Interest expense – judgment						-		51,920			51,920
Total expenses						871,367		414,763			1,286,130
Income before income taxes					$	1,143,380	$	(414,763	)	$	728,617

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