Consolidated Statements of Operations and Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Net revenues	$ 58,409	$ 54,061
Cost of revenues	30,880	30,062
Gross margin	27,529	23,999
Operating expenses:
Selling, general and administrative	12,126	12,290
Research and development	8,093	7,951
Amortization of intangible assets	1,713	1,762
Restructuring and other charges	338	1,268
Acquisition costs and other related expenses	2,128	0
Total operating expenses	24,398	23,271
Income from operations	3,131	728
Interest income	24	3
Interest expense	(2)	(8)
Other income, net	71	(6)
Income from continuing operations before income taxes	3,224	717
Tax provision	1,264	0
Income from continuing operations	1,960	717
Loss from discontinued operations, net of income taxes	0	(218)
Net income	$ 1,960	$ 499
Basic net loss per share: (in dollars per share)	$ 0.06	$ 0.02
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share	0.00	0.00
Earnings Per Share, Basic	0.06	0.02
Diluted net loss per share: (in dollars per share)	0.06	0.02
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	0.00	0.00
Earnings Per Share, Diluted	$ 0.06	$ 0.02
Weighted-average shares outstanding:
Basic (in shares)	32,778	31,635
Diluted (in shares)	33,616	32,481
Comprehensive income:
Net income	$ 1,960	$ 499
Foreign currency translation adjustments	17	(97)
Total comprehensive income	$ 1,977	$ 402