CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Apr. 30, 2014		Apr. 30, 2013		Apr. 30, 2012
REVENUES:
Professional Services	$ 31,022		$ 35,525		$ 35,531
Aerospace Products	16,249		13,627		17,188
Total revenues	47,271		49,152		52,719
COSTS AND EXPENSES:
Cost of Professional Services	18,843		21,090		20,335
Cost of Aerospace Products	12,129		11,451		11,522
Marketing and advertising	4,286		4,223		5,218
Employee benefits	2,084		2,161		2,874
Depreciation and amortization	3,495		3,276		2,199
General, administrative and other	4,513		5,448		5,085
Total costs and expenses	45,350		47,649		47,233
OPERATING INCOME	1,921		1,503		5,486
OTHER INCOME (EXPENSE):
Interest expense	(1,417)		(1,521)		(736)
Other income (expense), net	43		11		(11)
Total other income (expense)	(1,374)		(1,510)		(747)
INCOME (LOSS) BEFORE INCOME TAXES	547		(7)		4,739
PROVISION FOR INCOME TAXES
Deferred income tax (benefit)	(33)		(136)		59
Provision (benefit) for income taxes	66		(680)		764
NET INCOME	514		809		3,916
Net income attributable to noncontrolling interest in BHCMC, LLC	(402)		(957)		(2,016)
NET INCOME (LOSS) ATTRIBUTABLE TO BUTLER NATIONAL CORPORATION	$ 112		$ (148)		$ 1,900
BASIC EARNINGS PER COMMON SHARE (in dollars per share)	$ 0.00	[1]	$ 0.00		$ 0.03	[1]
WEIGHTED AVERAGE SHARES USED IN PER SHARE CALCULATION (in shares)	60,893,092		59,014,594		56,596,214
DILUTED EARNINGS PER COMMON SHARE (in dollars per share)	$ 0.00	[1]	$ 0.00	[1]	$ 0.03	[1]
WEIGHTED AVERAGE SHARES USED IN PER SHARE CALCULATION (in shares)	60,893,092		59,014,594		56,596,214

[1] Rounded to nearest hundredth.