Note 2 - Significant Accounting Policies (Tables)

6 Months Ended

Dec. 31, 2016

Notes Tables

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

	December 31, 2016		December 31, 2015
Warrants		8,354,795		8,396,364
Options		4,520,037		4,513,870
Convertible debt		8,710,252		7,562,213
Convertible preferred stock		15,500		14,500

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

	Three months ended December 31, 2016			Three months ended December 31, 2015			Six months ended December 31, 2016			Six months ended December 31, 2015
Shares issued – beginning of period		23,761,168			22,606,852			23,573,057			22,089,650
Shares held by subsidiaries (Note 7)		(704,309	)		(704,309	)		(704,309	)		(704,309	)
Shares outstanding – beginning of period		23,056,859			21,902,543			22,868,748			21,385,341
Weighted average shares for fully vested stock bonuses		260,870			652,989			430,435			626,495
Weighted average shares issued during the period		10,770			29,469			137,128			425,203
Basic weighted average shares – end of period		23,328,499			22,585,001			23,436,311			22,437,039