Note 12 - Industry Segmentation and Sales by Major Customer (Tables)

12 Months Ended

Apr. 30, 2020

Notes Tables

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

Year Ended April 30, 2020	Professional Services		Aerospace Products		Consolidated
Total revenues	$	28,283	$	37,588	$	65,871
Depreciation and amortization		3,740		1,376		5,116
Operating income		1,265		7,041		8,306
Capital expenditures, net		1,269		1,896		3,165
Interest expense		-		-		(4,368	)
Gain on sale of airplanes		-		-		642
Income before taxes		-		-		4,580
Income tax expense		-		-		1,334
Net income attributable to Butler National Corporation		-		-		4,234
Identifiable assets, net		59,114		35,804		94,918

Year Ended April 30, 2019	Professional Services		Aerospace Products		Consolidated
Total revenues	$	32,017	$	26,693	$	58,710
Depreciation and amortization		1,068		778		1,846
Operating income		1,480		3,798		5,278
Capital expenditures, net		1,023		3,962		4,985
Interest expense		-		-		(248	)
Other income (expense)		-		-		1,995
Income before taxes		-		-		7,025
Income tax expense		-		-		1,375
Net income attributable to Butler National Corporation		-		-		3,853
Identifiable assets, net		22,432		26,470		48,902

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

	2020			2019
Aerospace Products – two customers in 2020, one customer in 2019		32.6	%		15.1	%
Professional Services		-			-