|
Liabilities (Details) (USD $)
|
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
|
Aug. 31, 2012
|
Jun. 30, 2012
|
Jun. 30, 2010
|
Jun. 30, 2011
|
|
| Liabilities [Abstract] | ||||
| Option Agreement | $ 2,000,000 | |||
| Payment received for sale of assets | 2,000,000 | |||
| Amount received from Asahi | 1,000,000 | |||
| Refundable amount | 400,000 | |||
| Amount allocated to additional license rights under amendment | 250,000 | |||
| Amount included in long-term deferred revenue | 188,000 | |||
| Amount allocated to offset future expenses under amendment | 750,000 | |||
| Amount to be released under amendment | 350,000 | |||
| Amount released under amendment | 516,000 | 234,000 | ||
| Contra research and development expense | 189,000 | |||
| Other Income | 327,000 | |||
| Other current liabilities [Abstract] | ||||
| Accrued warranty reserves | 547,000 | 608,000 | ||
| Asahi prepayment | 0 | 516,000 | ||
| Accrued professional fees | 159,000 | 257,000 | ||
| Other accrued liabilities | 522,000 | 273,000 | ||
| Other current liabilities, total | $ 1,228,000 | $ 1,654,000 | ||