Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Cash Flows from Operating Activities:
Net income (loss)	$ 7,608	$ 12,469	$ (50,792)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,659	521	215
Loss on disposal of equipment	0	37	0
Stock-based compensation	2,169	1,323	767
Impairment of inventory	3,923	0	0
Deferred income tax benefit	(892)	(2,723)	0
Non-cash interest expense from convertible debentures	0	0	4,747
Non-cash interest expense from amortization of deferred offering costs	0	0	845
Change in fair value of derivative liabilities	0	6,741	48,454
Changes in operating assets and liabilities:
Decrease/(increase) in accounts receivable and income tax receivable	(3,653)	609	(540)
(Increase) in inventory	(3,356)	(9,228)	(1,631)
(Increase) in prepaid expenses and deposits	(1,065)	(762)	(334)
(Increase) in long-term deposits	(1,168)	(310)	(4)
Increase in accounts payable	1,606	2,816	28
Increase/(decrease) in customer deposits	(13)	120	(1)
Increase in accrued expenses	3,403	7,581	2,933
Increase/(decrease) in other long-term liabilities	441	195	(6)
Net Cash Provided by Operating Activities	10,662	19,389	4,681
Cash Flows from Investing Activities:
Redemption of marketable securities	0	350	75
Purchase of equipment	(5,080)	(2,194)	(122)
Purchase of intangible assets	0	(52)	(42)
Net Cash Used in Investing Activities	(5,080)	(1,896)	(89)
Cash Flows from Financing Activities:
Net payments on revolving line of credit and accrued interest	0	(434)	0
Excess tax benefits from stock based compensation	1,406	388	0
Exercise of options and warrants	1,694	1,768	169
Repurchase of company stock	(7,123)	(976)	0
Net Cash (Used In) Provided by Financing Activities	(4,023)	746	169
Foreign Currency Effect on cash	92	38	(28)
Increase in cash and cash equivalents	1,651	18,277	4,733
Cash and Cash Equivalents - beginning of period	24,648	6,371	1,638
Cash and Cash Equivalents - end of period	26,299	24,648	6,371
Non Cash Investing and Financing Activities:
Conversion of debt to common stock	0	0	5,570
Conversion of derivative to common stock	0	0	26,749
Exercise of warrant liabilities	0	17,604	12,931
Increase in property and equipment/other long-term liabilities	359	0	0
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for interest expense	3	0	385
Cash paid for income taxes	6,090	3,701	56
Common shares issued upon cashless warrant exercises (shares)	3,793	10,297	8,834
Total cashless exercise price of warrants	$ 2,147	$ 5,995	$ 6,395
Gross warrants underlying cashless exercises (in shares)	4,564	12,563	12,930