Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Net revenues:
Product	$ 174,850	$ 118,055	$ 339,624	$ 208,148
Service	56,273	38,322	103,214	70,833
Total net revenues	231,123	156,377	442,838	278,981
Cost of revenues:
Product	78,472	62,627	158,517	106,876
Service	23,665	14,098	42,954	26,567
Total cost of revenues	102,137	76,725	201,471	133,443
Gross profit:
Product	96,378	55,428	181,107	101,272
Service	32,608	24,224	60,260	44,266
Total gross profit	128,986	79,652	241,367	145,538
Operating expenses:
Research and development	45,907	24,013	80,192	42,312
Sales and marketing	65,659	41,025	121,220	77,884
General and administrative	11,669	9,397	23,854	17,684
Acquisition and integration costs, net of bargain purchase gain	34,115	4,169	38,359	6,490
Restructuring and related charges, net of reversals		1,853		1,853
Amortization of intangibles	2,746	2,175	4,360	6,317
Total operating expenses	160,096	82,632	267,985	152,540
Operating loss	(31,110)	(2,980)	(26,618)	(7,002)
Interest income	717	81	1,364	138
Interest expense	(2,504)	(1,176)	(4,719)	(1,823)
Other income (expense), net	(643)	1,025	2,484	802
Loss before income taxes	(33,540)	(3,050)	(27,489)	(7,885)
Provision (benefit) for income taxes	(1,617)	1,179	58	2,086
Net loss	$ (31,923)	$ (4,229)	$ (27,547)	$ (9,971)
Basic and diluted net loss per share:
Net loss per share - basic	$ (0.28)	$ (0.04)	$ (0.24)	$ (0.09)
Net loss per share - diluted	$ (0.28)	$ (0.04)	$ (0.24)	$ (0.09)
Shares used in per share calculation - basic	113,621	107,425	112,931	106,690
Shares used in per share calculation - diluted	113,621	107,425	112,931	106,690