Note 4 - Disaggregation of Revenue (Tables)

9 Months Ended

Jan. 31, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three Months Ended January 31, 2022						Three Months Ended January 31, 2021
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	9,416	$	7,618	$	17,034	$	7,901	$	5,320	$	13,221
Europe		-		578		578		-		589		589
Asia		-		93		93		-		662		662
Australia and Other		-		427		427		-		140		140
	$	9,416	$	8,716	$	18,132	$	7,901	$	6,711	$	14,612
Major Product Lines
Casino Gaming Revenues	$	8,255	$	-	$	8,255	$	7,001	$	-	$	7,001
Casino Non-Gaming Revenues		1,059		-		1,059		842		-		842
Professional Services		102		-		102		58		-		58
Aircraft Modification		-		5,394		5,394		-		4,472		4,472
Aircraft Avionics		-		485		485		-		569		569
Special Mission Electronics		-		2,837		2,837		-		1,670		1,670
	$	9,416	$	8,716	$	18,132	$	7,901	$	6,711	$	14,612
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	4,899	$	4,899	$	-	$	4,185	$	4,185
Goods or services transferred at a point of sale		9,416		3,817		13,233		7,901		2,526		10,427
	$	9,416	$	8,716	$	18,132	$	7,901	$	6,711	$	14,612

	Nine Months Ended January 31, 2022						Nine Months Ended January 31, 2021
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	28,817	$	22,582	$	51,399	$	20,901	$	18,430	$	39,331
Europe		-		2,535		2,535		-		2,417		2,417
Asia		-		856		856		-		664		664
Australia and Other		-		579		579		-		1,160		1,160
	$	28,817	$	26,552	$	55,369	$	20,901	$	22,671	$	43,572
Major Product Lines
Casino Gaming Revenues	$	25,329	$	-	$	25,329	$	18,571	$	-	$	18,571
Casino Non-Gaming Revenues		3,222		-		3,222		2,135		-		2,135
Professional Services		266		-		266		195		-		195
Aircraft Modification		-		17,086		17,086		-		15,206		15,206
Aircraft Avionics		-		2,025		2,025		-		2,109		2,109
Special Mission Electronics		-		7,441		7,441		-		5,356		5,356
	$	28,817	$	26,552	$	55,369	$	20,901	$	22,671	$	43,572
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	15,877	$	15,877	$	-	$	13,745	$	13,745
Goods or services transferred at a point of sale		28,817		10,675		39,492		20,901		8,926		29,827
	$	28,817	$	26,552	$	55,369	$	20,901	$	22,671	$	43,572