Note 10 - Long-term Debt |
12 Months Ended |
|---|---|
Dec. 31, 2014 | |
| Disclosure Text Block [Abstract] | |
| Long-term Debt [Text Block] | 10. Long-term Debt Long-term debt Our long-term debt consists of three convertible notes amounting to an aggregate principal amount of $500,000, and are scheduled to mature in 2016. |