Consolidated Statements of Operations and Comprehensive Loss (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
Net revenues	$ 53,940	$ 49,428
Cost of revenues	31,355	29,038
Gross margin	22,585	20,390
Operating expenses:
Selling, general and administrative	15,101	14,533
Research and development	9,344	10,039
Amortization of intangible assets	2,108	1,788
Restructuring and other charges	(15)	4,984
Acquisition costs and other related expenses	0	230
Total operating expenses	26,538	31,574
Loss from operations	(3,953)	(11,184)
Interest income	1	2
Interest expense	(15)	(8)
Other income, net	432	339
Loss before income taxes	(3,535)	(10,851)
Tax benefit	(1,279)	(3,651)
Net loss	(2,256)	(7,200)
Basic net loss per share: (in dollars per share)	$ (0.07)	$ (0.24)
Diluted net loss per share: (in dollars per share)	$ (0.07)	$ (0.24)
Weighted-average shares outstanding:
Basic (in shares)	30,653	29,883
Diluted (in shares)	30,653	29,883
Comprehensive loss:
Net loss	(2,256)	(7,200)
Foreign currency translation adjustments	59	12
Net unrealized gain on investments	0	21
Total comprehensive loss	$ (2,197)	$ (7,167)