Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Income Statement [Abstract]
Net revenues	$ 174,636	$ 116,336	$ 477,781	$ 340,317
Cost of revenues	100,789	63,570	271,464	182,717
Gross margin	73,847	52,766	206,317	157,600
Operating expenses:
Selling, general and administrative	27,411	21,138	79,971	62,928
Research and development	17,439	15,021	48,579	43,950
Amortization of intangible assets	6,786	7,104	20,906	18,568
Restructuring and other charges	46	1,384	573	1,792
Acquisition costs and other related expenses	103	1,281	555	2,265
Total operating expenses	51,785	45,928	150,584	129,503
Income from operations	22,062	6,838	55,733	28,097
Interest income	205	0	342	14
Interest expense	(2,473)	(999)	(6,928)	(1,101)
Other income, net	(328)	66	(2,207)	(1,065)
Income before income taxes	19,466	5,905	46,940	25,945
Tax provision (benefit)	5,357	2,209	12,969	(4,837)
Net income	$ 14,109	$ 3,696	$ 33,971	$ 30,782
Basic net earnings per share (in dollars per share)	$ 0.30	$ 0.08	$ 0.72	$ 0.66
Diluted net earnings per share (in dollars per share)	$ 0.29	$ 0.08	$ 0.71	$ 0.65
Weighted-average shares outstanding:
Basic (in shares)	47,258	46,844	47,164	46,685
Diluted (in shares)	47,958	47,532	47,783	47,473
Comprehensive income:
Net income	$ 14,109	$ 3,696	$ 33,971	$ 30,782
Change in fair value of derivative instruments, net of tax	(2,147)	0	(2,147)	0
Foreign currency translation adjustments	(210)	(457)	(367)	(513)
Pension benefit plan, net of tax	(15)	5	(45)	45
Total other comprehensive income, net of tax	(2,372)	(452)	(2,559)	(468)
Total comprehensive income	$ 11,737	$ 3,244	$ 31,412	$ 30,314