Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013
Deferred tax assets:
Net operating loss carry-forwards	$ 97,630	$ 85,276
Tax credit carry-forwards	30,019	28,882
Depreciation	129	0
Intangible Amortization	6,061	0
Deferred revenue (net)	10,540	9,710
Warrant amortization	2,723	3,991
Inventory write-downs	3,265	2,759
Other allowances and accruals	6,380	3,658
Stock Based Compensation	6,257	2,973
Other	10,772	5,741
Total deferred tax assets	173,776	142,990
Valuation allowance	(172,475)	(142,023)
Total net deferred tax assets	1,301	967
Deferred tax liabilities:
Depreciation	0	(388)
Goodwill Amortization	(1,097)	0
Brazilian Foreign Exchange Gain	(2,670)	0
Deferred tax liability on foreign withholdings	(167)	(134)
Total deferred tax liabilities	(3,934)	(522)
Net deferred tax assets (liabilities)	(2,633)	445
Recorded as:
Net current deferred tax assets	1,058	386
Net non-current deferred tax assets	230	294
Net current deferred tax liabilities	(2,657)	(235)
Net non-current deferred tax liabilities	$ (1,264)	$ 0