Note 7 - Option to Acquire Company (Tables)

12 Months Ended

Dec. 31, 2014

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Expected volatility		76%
Expected option expiration date	June 30, 2013
Expected dividends		0%
Expected term (years)		4.34
Risk-free rate		1.80%