Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Net revenues:
Product	$ 203,527	$ 111,321	$ 543,151	$ 319,469
Service	58,477	37,875	161,691	108,708
Total net revenues	262,004	149,196	704,842	428,177
Cost of revenues:
Product	94,485	52,275	253,002	159,151
Service	24,536	14,117	67,490	40,684
Total cost of revenues	119,021	66,392	320,492	199,835
Gross profit:
Product	109,042	59,046	290,149	160,318
Service	33,941	23,758	94,201	68,024
Total gross profit	142,983	82,804	384,350	228,342
Operating expenses:
Research and development	50,920	24,691	131,112	67,003
Sales and marketing	72,240	38,790	193,460	116,674
General and administrative	11,707	9,612	35,561	27,296
Acquisition and integration costs, net of bargain purchase gain	9,316	3,418	47,675	9,908
Restructuring and related charges, net of reversals	4,920	7,719	4,920	9,572
Amortization of intangibles	2,101	1,193	6,461	7,510
Total operating expenses	151,204	85,423	419,189	237,963
Operating loss	(8,221)	(2,619)	(34,839)	(9,621)
Interest income	740	236	2,104	374
Interest expense	(4,044)	(1,177)	(8,763)	(3,000)
Other income (expense), net	(359)	(251)	2,125	551
Loss before income taxes	(11,884)	(3,811)	(39,373)	(11,696)
Provision for income taxes	1,729	1,166	1,787	3,252
Net loss	$ (13,613)	$ (4,977)	$ (41,160)	$ (14,948)
Basic and diluted net loss per share:
Net loss per share - basic	$ (0.12)	$ (0.05)	$ (0.36)	$ (0.14)
Net loss per share - diluted	$ (0.12)	$ (0.05)	$ (0.36)	$ (0.14)
Shares used in per share calculation - basic	115,059	109,213	113,641	107,531
Shares used in per share calculation - diluted	115,059	109,213	113,641	107,531