Note 15 - Segment Reporting and Sales by Major Customer (Tables)

9 Months Ended

Jan. 31, 2022

Notes Tables

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

Three Months Ended January 31, 2022	Gaming		Aircraft Modification		Aircraft Avionics			Special Mission Electronics		Other			Total
Revenues from customers	$	9,314	$	5,394	$	485		$	2,837	$	102		$	18,132
Interest expense		668		49		-			6		2			725
Depreciation and amortization		562		44		3			45		45			699
Operating income (loss)		2,867		1,464		(132	)		1,380		(1,177	)		4,402

Three Months Ended January 31, 2021	Gaming		Aircraft Modification		Aircraft Avionics			Special Mission Electronics		Other			Total
Revenues from customers	$	7,843	$	4,472	$	569		$	1,670	$	58		$	14,612
Interest expense		682		62		-			6		8			758
Depreciation and amortization		617		49		3			34		37			740
Operating income (loss)		1,924		705		(102	)		607		(1,266	)		1,868

Nine Months Ended January 31, 2022	Gaming		Aircraft Modification		Aircraft Avionics			Special Mission Electronics		Other			Total
Revenues from customers	$	28,551	$	17,086	$	2,025		$	7,441	$	266		$	55,369
Interest expense		1,792		157		-			17		13			1,979
Depreciation and amortization		1,714		133		6			115		138			2,106
Operating income (loss)		9,486		3,852		(265	)		3,368		(3,274	)		13,167

Nine Months Ended January 31, 2021	Gaming		Aircraft Modification		Aircraft Avionics		Special Mission Electronics		Other			Total
Revenues from customers	$	20,706	$	15,206	$	2,109	$	5,356	$	195		$	43,572
Interest expense		2,166		194		-		20		31			2,411
Depreciation and amortization		2,499		142		6		99		112			2,858
Operating income (loss)		2,935		2,092		-		1,726		(3,070	)		3,683

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

	Nine Months Ended January 31, 2022			Nine Months Ended January 31, 2021
Aerospace Products – two customers in the nine months ended January 31, 2022, one customer in the nine months ended January 31, 2021		25.2	%		11.7	%
Professional Services		-			-