Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Net revenues	$ 98,014	$ 60,417	$ 185,663	$ 118,826
Cost of revenues	50,625	30,678	98,830	60,785
Gross margin	47,389	29,739	86,833	58,041
Operating expenses:
Selling, general and administrative	19,320	12,583	36,864	24,709
Research and development	13,156	8,845	25,994	17,711
Amortization of intangible assets	4,888	1,638	9,490	3,351
Restructuring and other charges	69	221	366	559
Impairment of long-lived assets	0	231	0	231
Acquisition costs and other related expenses	998	(148)	1,419	1,980
Total operating expenses	38,431	23,370	74,133	48,541
Income from operations	8,958	6,369	12,700	9,500
Interest income	10	26	50	50
Interest expense	(1,898)	(5)	(3,720)	(7)
Other income, net	(87)	83	513	154
Income before income taxes	6,983	6,473	9,543	9,697
Tax provision	1,779	1,433	520	1,801
Net income	$ 5,204	$ 5,040	$ 9,023	$ 7,896
Basic net earnings per share (in dollars per share)	$ 0.13	$ 0.15	$ 0.23	$ 0.24
Diluted net earnings per share (in dollars per share)	$ 0.13	$ 0.15	$ 0.23	$ 0.23
Weighted-average shares outstanding:
Basic (in shares)	39,151	33,120	39,004	33,047
Diluted (in shares)	39,985	33,831	39,920	33,819
Comprehensive income:
Net income	$ 5,204	$ 5,040	$ 9,023	$ 7,896
Foreign currency translation adjustments	(341)	(28)	(333)	(11)
Total comprehensive income	$ 4,863	$ 5,012	$ 8,690	$ 7,885