Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Net revenues	$ 83,542	$ 80,638
Cost of goods sold	56,996	56,644
Gross profit	26,546	23,994
Operating expenses:
Research, development and engineering	7,573	7,910
Selling, general and administrative	10,006	10,038
Amortization of acquisition-related intangible assets	596	1,017
Total operating expenses	18,175	18,965
Operating income	8,371	5,029
Other income (expense):
Interest income	79	62
Interest expense	(694)	(635)
Other income (expense), net	(515)	815
Income before income tax provision	7,241	5,271
Provision for income tax	(1,747)	(2,252)
Net income	$ 5,494	$ 3,019
Net income per share:
Basic (in dollars per share)	$ 0.17	$ 0.10
Diluted (in dollars per share)	0.17	0.09
Cash dividends per common share (in dollars per share)		$ 0.04
Weighted average shares used in per share calculation:
Basic (in shares)	32,086	31,401
Diluted (in shares)	33,044	32,001