Segment Data (Tables)

12 Months Ended

Apr. 30, 2017

Segment Data

Schedule of segment results

The segment results are as follows (in thousands):

	Year Ended April 30,
	2017		2016		2015
Revenue:
UAS	$	228,940	$	233,738	$	220,950
EES		35,933		30,360		38,448
Total		264,873		264,098		259,398
Cost of sales:
UAS		135,937		132,209		128,233
EES		26,826		19,786		26,897
Total		162,763		151,995		155,130
Gross margin:
UAS		93,003		101,529		92,717
EES		9,107		10,574		11,551
Total		102,110		112,103		104,268
Selling, general and administrative		56,537		60,077		55,763
Research and development		33,042		42,291		46,491
Income from operations		12,531		9,735		2,014
Other income (expense):
Interest income, net		1,618		1,032		882
Other income (expense), net		60		(2,699)		(1,003)
Income before income taxes	$	14,209	$	8,068	$	1,893