Note 11 - Segment Information (Tables)

3 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

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

The table below presents information about reportable segments within the avionics business for the three month periods ending June 30, 2018 and 2017:

Three Months Ended  June 30, 2018	Avionics Government		Avionics Commercial		Avionics Total			Corporate Items			Total
Net sales	$	1,092,582	$	721,632	$	1,814,214		$	-		$	1,814,214
Cost of sales		761,254		571,647		1,332,901			-			1,332,901
Gross margin		331,328		149,985		481,313			-			481,313
Engineering, research, and development						517,323			-			517,323
Selling, general and administrative						217,128			349,397			566,525
Litigation costs									39,271			39,271
Interest income									(998	)		(998	)
Interest expense - judgment									71,220			71,220
Interest expense						-			34,045			34,045
Total expenses						734,451			492,935			1,227,386
Loss before income taxes					$	(253,138	)	$	(492,935	)	$	(746,073	)

Three Months Ended  June 30, 2017	Avionics Government		Avionics Commercial		Avionics Total		Corporate Items			Total
Net sales	$	2,972,326	$	569,751	$	3,542,077	$	-		$	3,542,077
Cost of sales		1,815,153		485,634		2,300,787		-			2,300,787
Gross margin		1,157,173		84,117		1,241,290		-			1,241,290
Engineering, research, and development						615,273		-			615,273
Selling, general and administrative						358,667		347,619			706,286
Litigation costs								382,512			382,512
Amortization of deferred financing costs						-		1,357			1,357
Change in fair value of common stock warrants						-		(95,000	)		(95,000	)
Proceeds from life insurance								(92,678	)		(92,678	)
Interest expense, net						-		9,631			9,631
Total expenses						973,940		553,441			1,527,381
Income (loss) before income taxes					$	267,350	$	(553,441	)	$	(286,091	)