Note 4 - Disaggregation of Revenue

6 Months Ended

Oct. 31, 2021

Notes to Financial Statements

Disaggregation of Revenue [Text Block]

4. Disaggregation of Revenue

In the following table, revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.

	Three Months Ended October 31, 2021						Three Months Ended October 31, 2020
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	9,676	$	7,522	$	17,198	$	7,648	$	7,027	$	14,675
Europe		-		1,114		1,114		-		938		938
Asia		-		675		675		-		2		2
Australia and Other		-		106		106		-		357		357
	$	9,676	$	9,417	$	19,093	$	7,648	$	8,324	$	15,972
Major Product Lines
Casino Gaming Revenues	$	8,486	$	-	$	8,486	$	6,771	$	-	$	6,771
Casino Non-Gaming Revenues		1,087		-		1,087		784		-		784
Professional Services		103		-		103		93		-		93
Aircraft Modification		-		5,910		5,910		-		5,942		5,942
Aircraft Avionics		-		665		665		-		625		625
Special Mission Electronics		-		2,842		2,842		-		1,757		1,757
	$	9,676	$	9,417	$	19,093	$	7,648	$	8,324	$	15,972
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	5,703	$	5,703	$	-	$	5,516	$	5,516
Goods or services transferred at a point of sale		9,676		3,714		13,390		7,648		2,808		10,456
	$	9,676	$	9,417	$	19,093	$	7,648	$	8,324	$	15,972

	Six Months Ended October 31, 2021						Six Months Ended October 31, 2020
	Professional Services		Aerospace Products		Total		Professional Services		Aerospace Products		Total
Geographical Markets
North America	$	19,401	$	14,963	$	34,364	$	13,001	$	13,085	$	26,086
Europe		-		1,957		1,957		-		1,828		1,828
Asia		-		763		763		-		2		2
Australia and Other		-		153		153		-		1,045		1,045
	$	19,401	$	17,836	$	37,237	$	13,001	$	15,960	$	28,961
Major Product Lines
Casino Gaming Revenues	$	17,074	$	-	$	17,074	$	11,570	$	-	$	11,570
Casino Non-Gaming Revenues		2,163		-		2,163		1,293		-		1,293
Professional Services		164		-		164		138		-		138
Aircraft Modification		-		11,692		11,692		-		10,735		10,735
Aircraft Avionics		-		1,540		1,540		-		1,539		1,539
Special Mission Electronics		-		4,604		4,604		-		3,686		3,686
	$	19,401	$	17,836	$	37,237	$	13,001	$	15,960	$	28,961
Contract Types / Revenue Recognition Timing
Percentage of completion contracts	$	-	$	10,978	$	10,978	$	-	$	9,560	$	9,560
Goods or services transferred at a point of sale		19,401		6,858		26,259		13,001		6,400		19,401
	$	19,401	$	17,836	$	37,237	$	13,001	$	15,960	$	28,961