|
Note 8 - Loan & Related Agreements (Details) (USD $)
|
0 Months Ended | 3 Months Ended | 3 Months Ended | 1 Months Ended | 0 Months Ended | 3 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Feb. 11, 2013
|
Apr. 30, 2014
|
Apr. 30, 2013
|
Jan. 31, 2014
|
Feb. 08, 2013
|
Apr. 30, 2014
Interest Rate in the Event of Default [Member]
|
Feb. 11, 2013
Senior Secured [Member]
|
Jul. 27, 2012
Senior Secured [Member]
|
Jul. 27, 2012
Stock Purchase and Warrant Agreement [Member]
|
Feb. 11, 2013
Pay Principal Amount And Accrued Interest [Member]
|
Apr. 30, 2014
First 12 Months of Loan [Member]
|
Apr. 30, 2014
After First 12 Months of Loan [Member]
|
Apr. 30, 2014
Maximum [Member]
|
Apr. 30, 2014
Minimum [Member]
|
|
| Note 8 - Loan & Related Agreements (Details) [Line Items] | ||||||||||||||
| Debt Instrument, Face Amount | $ 1,500,000 | $ 2,000,000 | ||||||||||||
| Common Stock, Shares, Issued | 6,250,000 | 14,684,165 | 14,684,165 | |||||||||||
| Sale of Stock, Price Per Share | $ 0.16 | |||||||||||||
| Proceeds from Issuance of Common Stock | 1,000,000 | 1,030,000 | ||||||||||||
| Share Price | $ 0.14 | $ 0.22 | $ 0.158 | |||||||||||
| Proceeds from Loans | 2,500,000 | 2,100,000 | ||||||||||||
| Debt Instrument, Interest Rate, Stated Percentage | 5.00% | 7.00% | 8.50% | |||||||||||
| Debt Instrument, Convertible, Conversion Price | $ 0.25 | $ 0.25 | ||||||||||||
| Unsecured Breach Period | 30 days | 15 days | ||||||||||||
| Judgments Entered Against Company Not Satisfied Discharged Stayed Or Bonded | 200,000 | |||||||||||||
| Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 15.00% | |||||||||||||
| Stock Purchase Agreement Shares Agreed | 3,000,000 | |||||||||||||
| Stock Purchase Agreement Share Price | $ 1.00 | |||||||||||||
| Stock Purchase Agreement Minimum Additional Equity Securities to be Sold | $ 3,000,000 | |||||||||||||
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 1,704,546 | |||||||||||||
| Class of Warrant or Right, Exercise Price of Warrants or Rights | 1.00 | |||||||||||||
| Investment Warrants, Exercise Price | $ 1.00 | |||||||||||||
| Stock Purchase Agreement Additional Shares | 1,000,000 | |||||||||||||