Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Revenue:
Product	$ 24,426	$ 33,936	$ 91,653	$ 96,205
Services	10,639	12,342	37,640	39,387
Total revenue	35,065	46,278	129,293	135,592
Cost of revenue:
Product	13,174	20,957	53,533	57,404
Services	4,493	5,149	16,337	16,621
Total cost of revenue	17,667	26,106	69,870	74,025
Gross profit	17,398	20,172	59,423	61,567
Operating expenses:
Research and development	19,106	16,990	53,425	51,630
Sales and marketing	5,980	6,793	16,525	20,315
General and administrative	5,485	5,521	17,848	16,850
Legal settlement and contingencies	0	0	6,424	750
Restructuring	0	107	0	(1,361)
Total operating expenses	30,571	29,411	94,222	88,184
Loss from operations	(13,173)	(9,239)	(34,799)	(26,617)
Other income (expense), net	142	(610)	1,152	(277)
Loss before provision (benefit) for income taxes	(13,031)	(9,849)	(33,647)	(26,894)
Provision (benefit) for income taxes	663	(11)	805	429
Net loss	$ (13,694)	$ (9,838)	$ (34,452)	$ (27,323)
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.31)	$ (0.23)	$ (0.80)	$ (0.66)
Weighted average shares used in computing net loss per share:
Weighted average common shares, basic and diluted (shares)	43,528	42,047	43,189	41,226
Stock compensation expense included above:
Stock-based compensation expense	$ 2,625	$ 2,620	$ 7,154	$ 8,887
Cost of revenue
Stock compensation expense included above:
Stock-based compensation expense	32	39	96	110
Research and development
Stock compensation expense included above:
Stock-based compensation expense	1,557	1,483	3,944	4,712
Sales and marketing
Stock compensation expense included above:
Stock-based compensation expense	515	582	1,545	2,257
General and administrative
Stock compensation expense included above:
Stock-based compensation expense	$ 521	$ 516	$ 1,569	$ 1,808