Note 2 - Significant Accounting Policies (Tables)

3 Months Ended

Sep. 30, 2016

Notes Tables

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	September 30, 2016		September 30, 2015
Warrants		7,439,795		8,295,989
Options		4,260,537		4,413,870
Convertible debt		8,361,559		7,119,524
Convertible preferred stock		15,250		14,250

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three months ended September 30, 2016			Three months ended September 30, 2015
Shares issued – beginning of period		23,573,057			22,089,650
Shares held by subsidiaries (Note 7)		(704,309	)		(704,309	)
Shares outstanding – beginning of period		22,868,748			21,385,341
Weighted average shares for fully vested stock bonuses		600,000			600,000
Weighted average shares issued during the period		75,374			303,736
Basic weighted average shares – end of period		23,544,122			22,289,077