Note 4 - Disaggregation of Revenue (Tables)

6 Months Ended

Oct. 31, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three Months Ended October 31, 2022						Three Months Ended October 31, 2021
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	9,745	$	8,298	$	18,043	$	9,232	$	7,522	$	16,754
Europe		-		124		124		-		1,114		1,114
Asia		-		274		274		-		675		675
Australia and Other		-		885		885		-		106		106
	$	9,745	$	9,581	$	19,326	$	9,232	$	9,417	$	18,649
Major Product Lines
Casino Gaming Revenue	$	7,744	$	-	$	7,744	$	8,042	$	-	$	8,042
Sportsbook Revenue		825		-		825		-		-		-
Casino Non-Gaming Revenue		1,105		-		1,105		1,087		-		1,087
Professional Services		71		-		71		103		-		103
Aircraft Modification		-		5,878		5,878		-		5,910		5,910
Aircraft Avionics		-		523		523		-		665		665
Special Mission Electronics		-		3,180		3,180		-		2,842		2,842
	$	9,745	$	9,581	$	19,326	$	9,232	$	9,417	$	18,649
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	5,624	$	5,624	$	-	$	5,703	$	5,703
Goods or services transferred at a point of sale		9,745		3,957		13,702		9,232		3,714		12,946
	$	9,745	$	9,581	$	19,326	$	9,232	$	9,417	$	18,649

	Six Months Ended October 31, 2022						Six Months Ended October 31, 2021
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	18,707	$	14,294	$	33,001	$	18,557	$	14,963	$	33,520
Europe		-		306		306		-		1,957		1,957
Asia		-		411		411		-		763		763
Australia and Other		-		911		911		-		153		153
	$	18,707	$	15,922	$	34,629	$	18,557	$	17,836	$	36,393
Major Product Lines
Casino Gaming Revenue	$	15,560	$	-	$	15,560	$	16,230	$	-	$	16,230
Sportsbook Revenue		825		-		825		-		-		-
Casino Non-Gaming Revenue		2,182		-		2,182		2,163		-		2,163
Professional Services		140		-		140		164		-		164
Aircraft Modification		-		9,714		9,714		-		11,692		11,692
Aircraft Avionics		-		1,237		1,237		-		1,540		1,540
Special Mission Electronics		-		4,971		4,971		-		4,604		4,604
	$	18,707	$	15,922	$	34,629	$	18,557	$	17,836	$	36,393
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	8,875	$	8,875	$	-	$	10,978	$	10,978
Goods or services transferred at a point of sale		18,707		7,047		25,754		18,557		6,858		25,415
	$	18,707	$	15,922	$	34,629	$	18,557	$	17,836	$	36,393