Consolidated Statements Of Operations And Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Net revenues	$ 493,184	$ 408,588	$ 270,154
Cost of revenues	267,326	217,045	142,535
Gross margin	225,858	191,543	127,619
Operating expenses:
Selling, general and administrative	88,365	76,491	52,952
Research and development	58,807	54,086	36,388
Amortization of intangible assets	26,004	19,680	8,842
Restructuring and other charges	3,159	1,952	1,240
Impairment of Long-Lived Assets Held-for-use	0	0	231
Acquisition costs and other related expenses	2,538	1,931	3,993
Total operating expenses	178,873	154,140	103,646
Income from operations	46,985	37,403	23,973
Interest income	32	462	131
Interest expense	(2,850)	(7,568)	(1,172)
Other income, net	(1,594)	771	2,354
Income before income taxes	42,573	31,068	25,286
Tax provision	1,690	6,193	5,544
Net income	$ 40,883	$ 24,875	$ 19,742
Basic net earnings (loss) per share:
Basic net income per share (in dollars per share)	$ 0.88	$ 0.59	$ 0.58
Diluted net earnings (loss) per share:
Diluted net income per share (in dollars per share)	$ 0.86	$ 0.58	$ 0.56
Weighted-average shares outstanding:
Basic (in shares)	46,719	41,986	34,241
Diluted (in shares)	47,471	43,018	35,097
Comprehensive income:
Net income	$ 40,883	$ 24,875	$ 19,742
Foreign currency translation adjustments	(137)	(93)	171
Pension benefit plan, net of tax	354	220	0
Total other comprehensive income, net of tax	217	127	171
Total comprehensive income	$ 41,100	$ 25,002	$ 19,913