Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating activities:
Net loss	$ (15,539)	$ (14,222)
Adjustments to reconcile net loss to cash used in operating activities (net of effects of acquisition):
Depreciation and amortization	1,549	921
Deferred tax benefit	(1,144)	0
Share-based compensation	2,719	3,662
Changes in operating assets and liabilities:
Accounts receivable	(87)	2,862
Inventories	738	(174)
Accounts payable and accrued liabilities	(1,904)	(3,800)
Accrued payroll and employee compensation	(207)	(37)
Deferred revenue	(852)	1,585
Other assets and liabilities, net	220	(76)
Net cash used in operating activities	(14,507)	(9,279)
Investing activities:
Cash acquired from acquisition	1,715	0
Restricted cash	(200)	0
Purchase of fixed assets	(768)	(786)
Purchase of intangible assets	(250)	0
Net cash provided by (used in) investing activities	497	(786)
Financing activities:
Proceeds from convertible notes	7,000	13,231
Proceeds from borrowings	1,011	0
Repayment of borrowings	(100)	0
Payment for restricted stock tax liability on net settlement	(418)	(664)
Proceeds from issuance of common stock, net of issuance costs	0	920
Proceeds from exercise of stock options and ESPP purchases	86	210
Net cash provided by financing activities	7,579	13,697
Effect of exchange rate changes on cash	41	(6)
Net (decrease) increase in cash	(6,390)	3,626
Cash, beginning of period	8,831	10,522
Cash, end of period	2,441	14,148
Supplemental disclosures of non-cash activities:
Common stock issued for acquisition	49,039	0
Conversion of convertible notes	10,700	0
Short-term investment - related party	481	0
Equity award fair value adjustment to liability	343	798
Common stock issued for purchase of intangible assets	$ 250	$ 0