|
Note 8 - Stockholders' Equity (Detail) - Impact to Balance Sheet and to Shares Outstanding of Conversions to Common Stock (USD $)
|
12 Months Ended |
|---|---|
|
Dec. 31, 2012
|
|
| Increase In Common Shares Outstanding (in Shares) | 16,397,727 |
| Increase In Common Shares Outstanding (in Shares) | 7,965,000 |
| Total impact on liabilities and equity (in Shares) | 24,362,727 |
|
Before Conversions [Member] | Accrued Interest On Converted Notes [Member]
|
|
| Impact to Balance Sheet | 974,311 |
|
Before Conversions [Member] | Summer 2011 Notes, Net [Member]
|
|
| Impact to Balance Sheet | 904,397 |
|
Before Conversions [Member] | March 2010 Notes, Net [Member]
|
|
| Impact to Balance Sheet | 4,057,500 |
|
Before Conversions [Member] | 2011 Unit Offering Notes, Net [Member]
|
|
| Impact to Balance Sheet | 4,367,482 |
|
Before Conversions [Member] | Series A Convertible Preferred Stock [Member]
|
|
| Impact to Balance Sheet | 7,965,000 |
|
Before Conversions [Member] | Deferred Costs [Member]
|
|
| Deferred costs | 799,123 |
|
Before Conversions [Member]
|
|
| Impact to Balance Sheet | 10,303,690 |
| Impact to Balance Sheet | 7,965,000 |
| Total impact on liabilities and equity | 18,268,690 |
|
Impact of Conversions [Member] | Accrued Interest On Converted Notes [Member]
|
|
| Impact to Balance Sheet | (974,311) |
|
Impact of Conversions [Member] | Summer 2011 Notes, Net [Member]
|
|
| Impact to Balance Sheet | (904,397) |
|
Impact of Conversions [Member] | March 2010 Notes, Net [Member]
|
|
| Impact to Balance Sheet | (4,057,500) |
|
Impact of Conversions [Member] | 2011 Unit Offering Notes, Net [Member]
|
|
| Impact to Balance Sheet | (4,367,482) |
|
Impact of Conversions [Member] | Series A Convertible Preferred Stock [Member]
|
|
| Impact to Balance Sheet | (7,965,000) |
|
Impact of Conversions [Member] | Additional Paid-In Capital and Common Stock [Member]
|
|
| Impact to Balance Sheet | 19,345,209 |
|
Impact of Conversions [Member] | Accumulated Deficit [Member]
|
|
| Impact to Balance Sheet | (1,875,642) |
|
Impact of Conversions [Member] | Deferred Costs [Member]
|
|
| Deferred costs | (799,123) |
|
Impact of Conversions [Member]
|
|
| Impact to Balance Sheet | (10,303,690) |
| Impact to Balance Sheet | 9,504,567 |
| Total impact on liabilities and equity | (799,123) |
|
After Conversions [Member] | Additional Paid-In Capital and Common Stock [Member]
|
|
| Impact to Balance Sheet | 19,345,209 |
|
After Conversions [Member] | Accumulated Deficit [Member]
|
|
| Impact to Balance Sheet | (1,875,642) |
|
After Conversions [Member]
|
|
| Impact to Balance Sheet | 17,469,567 |
| Total impact on liabilities and equity | 17,469,567 |
|
Accrued Interest On Converted Notes [Member]
|
|
| Increase In Common Shares Outstanding (in Shares) | 1,092,559 |
|
Summer 2011 Notes, Net [Member]
|
|
| Increase In Common Shares Outstanding (in Shares) | 2,183,334 |
|
March 2010 Notes, Net [Member]
|
|
| Increase In Common Shares Outstanding (in Shares) | 4,071,000 |
|
2011 Unit Offering Notes, Net [Member]
|
|
| Increase In Common Shares Outstanding (in Shares) | 9,050,834 |
|
Series A Convertible Preferred Stock [Member]
|
|
| Increase In Common Shares Outstanding (in Shares) | 7,965,000 |