Note 2 - Significant Accounting Policies (Tables)

12 Months Ended

Jun. 30, 2017

Notes Tables

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

	June 30, 2017		June 30, 2016
Warrants		8,588,729		8,112,114
Options		4,545,037		4,225,537
Convertible debt		9,115,428		7,988,445
Convertible preferred stock		16,000		15,000

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

	Year ended June 30, 2017			Year ended June 30, 2016
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		177,534			600,000
Weighted average shares issued during the period		413,649			759,940
Basic weighted average shares – end of period		23,459,931			22,745,281