Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net loss	$ (9,705)	$ (7,246)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	993	787
Share-based compensation expense	1,900	2,550
Changes in assets and liabilities:
Accounts receivable	(7)	(444)
Inventories	(83)	(325)
Prepaid expenses and other current assets	7	(38)
Other assets	(205)	16
Accounts payable	513	(1,039)
Accrued expenses	(388)	(158)
Deferred revenue	(672)	(577)
Net cash used in operating activities	(7,647)	(6,474)
Cash flows from investing activities:
Purchases of property, plant and equipment	(1,797)	(7,009)
Net cash used in investing activities	(1,797)	(7,009)
Cash flows from financing activities:
Proceeds from the issuance of long-term debt	9,087
Principal payments on long-term debt and capital lease obligations	(483)	(101)
Proceeds from the issuance of note payable		6,900
Proceeds from the exercise of options to purchase common stock	466	1,124
Purchase of treasury stock	(26)
Increase in restricted cash		(7,000)
Net cash provided by financing activities	9,044	923
Effect of exchange rate changes on cash	(127)	800
Net decrease in cash and cash equivalents	(527)	(11,760)
Cash and cash equivalents at beginning of period	17,910	20,750
Cash and cash equivalents at end of period	17,383	8,990
Supplemental disclosure of non-cash activities
Purchases of property, plant and equipment in accounts payable and accrued expenses	285	361
Purchases of property, plant and equipment pursuant to capital lease agreements	$ 19	$ 41