|
Fair Value Per Share and Aggregate (Detail) (USD $)
|
Jun. 30, 2013
|
Jun. 30, 2012
|
|---|---|---|
| Accounting Policies [Line Items] | ||
| Issued Warrants | 2,907,347 | 2,400,328 |
| Total Fair Value in Aggregate | $ 143,000 | $ 4,943,000 |
|
June 2012 Warrants [Member]
|
||
| Accounting Policies [Line Items] | ||
| Issued Warrants | 562,551 | |
| Fair Value Per Share | $ 0.05 | |
| Total Fair Value in Aggregate | 27,000 | 1,158,000 |
|
July 2012 Warrants [Member]
|
||
| Accounting Policies [Line Items] | ||
| Issued Warrants | 338,013 | |
| Fair Value Per Share | $ 0.05 | |
| Total Fair Value in Aggregate | 17,000 | 0 |
|
August 2012 Warrants [Member]
|
||
| Accounting Policies [Line Items] | ||
| Issued Warrants | 120,719 | |
| Fair Value Per Share | $ 0.05 | |
| Total Fair Value in Aggregate | 6,000 | 0 |
|
October 2012 Warrants [Member]
|
||
| Accounting Policies [Line Items] | ||
| Issued Warrants | 48,287 | |
| Fair Value Per Share | $ 0.05 | |
| Total Fair Value in Aggregate | 3,000 | 0 |
|
Advisory Agreement Warrants [Member]
|
||
| Accounting Policies [Line Items] | ||
| Issued Warrants | 1,837,777 | |
| Fair Value Per Share | $ 0.05 | |
| Total Fair Value in Aggregate | $ 90,000 | $ 3,785,000 |