Note 12 - Earn Out Milestone Liability (Tables)

12 Months Ended

Dec. 31, 2014

Earn Out Milestone Liability Disclosure [Abstract]

Schedule of Changes in Earn-Out Milestone Liabilites [Table Text Block]

Balance at January 1, 2014	–
Fair value of Earn-Out Payments at date of EGEN Purchase Agreement (Note 5)		13,878,204
Gain from the adjustment for the change in fair value included in net income		(213,494	)
Balance at December 31, 2014	$	13,663,710