Segment Data (Tables)

12 Months Ended

Apr. 30, 2016

Segment Data

Schedule of segment results

The segment results are as follows (in thousands):

	Year Ended April 30,
	2016		2015		2014
Revenue:
UAS	$	233,738	$	220,950	$	208,810
EES		30,360		38,448		42,893
Total		264,098		259,398		251,703
Cost of sales:
UAS		132,209		128,233		127,992
EES		19,786		26,897		30,098
Total		151,995		155,130		158,090
Gross margin:
UAS		101,529		92,717		80,818
EES		10,574		11,551		12,795
Total		112,103		104,268		93,613
Selling, general and administrative		60,077		55,763		55,679
Research and development		42,291		46,491		25,515
Income from operations		9,735		2,014		12,419
Interest income		1,032		882		855
Other (expense) income		(2,699)		(1,003)		1,622
Income before income taxes	$	8,068	$	1,893	$	14,896