Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Net revenues:
Total net revenues	$ 252,680	$ 231,123	$ 492,566	$ 442,838
Cost of revenues:
Total cost of revenues	111,381	102,137	219,196	201,471
Gross profit:
Total gross profit	141,299	128,986	273,370	241,367
Operating expenses:
Research and development	52,204	45,907	103,445	80,192
Sales and marketing	68,342	65,659	135,924	121,220
General and administrative	13,886	11,669	26,657	23,854
Acquisition and integration costs, net of bargain purchase gain	67	34,115	2,613	38,359
Restructuring charges, net of reversals	474		1,282
Amortization of intangibles	1,575	2,746	3,716	4,360
Total operating expenses	136,548	160,096	273,637	267,985
Operating income (loss)	4,751	(31,110)	(267)	(26,618)
Interest income	643	717	1,037	1,364
Interest expense	(3,066)	(2,504)	(6,592)	(4,719)
Other (expense) income, net	(399)	(643)	88	2,484
Income (loss) before income taxes	1,929	(33,540)	(5,734)	(27,489)
(Benefit ) provision for income taxes	(5,270)	(1,617)	(3,868)	58
Net income (loss)	$ 7,199	$ (31,923)	$ (1,866)	$ (27,547)
Basic and diluted net (loss) income per share:
Net income (loss) per share - basic	$ 0.06	$ (0.28)	$ (0.02)	$ (0.24)
Net income (loss) per share - diluted	$ 0.06	$ (0.28)	$ (0.02)	$ (0.24)
Shares used in per share calculation - basic	117,544	113,621	117,456	112,931
Shares used in per share calculation - diluted	119,544	113,621	117,456	112,931
Product
Net revenues:
Total net revenues	$ 189,567	$ 174,850	$ 367,287	$ 339,624
Cost of revenues:
Total cost of revenues	86,487	78,472	170,030	158,517
Gross profit:
Total gross profit	103,080	96,378	197,257	181,107
Service
Net revenues:
Total net revenues	63,113	56,273	125,279	103,214
Cost of revenues:
Total cost of revenues	24,894	23,665	49,166	42,954
Gross profit:
Total gross profit	$ 38,219	$ 32,608	$ 76,113	$ 60,260