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Stock Warrants
 6 Months Ended
Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Note 9 - Stock Warrants
 
Stock Warrants
 
 
 
 
 
 
Weighted
 
 
 
 
 
 
 
 
 
 
 
 
Average
 
 
Weighted
 
 
 
 
 
 
 
 
 
Exercise
 
 
Average
 
 
 
 
 
 
 
 
 
Price
 
 
Remaining
 
 
Aggregate
 
 
 
Number of
 
 
per share
 
 
Contractual Term
 
 
Intrinsic Value
 
Stock Warrants
 
Shares
 
 
($)
 
 
(years)
 
 
($)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Outstanding and exercisable at June 30, 2016
 
 
6,616,700
 
 
$
4.96
 
 
 
2.55
 
 
$
4,459
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Granted
 
 
34,296
 
 
 
1.90
 
 
 
3.83
 
 
 
-
 
Outstanding and exercisable at December 31, 2016
 
 
6,650,996
 
 
$
4.95
 
 
 
1.81
 
 
$
-
 
 
Of the above warrants, 414,284 expire in fiscal year ending June 30, 2017; 68,577 expire in fiscal year ending June 30, 2018; 6,065,247 expire in fiscal year ending June 30, 2019; 68,592 expire in fiscal year ending June 30, 2020 and 34,296 expire in fiscal year ending June 30, 2021.