Note 2 - Summary of Significant Accounting Policies (Tables)

9 Months Ended

Mar. 31, 2017

Notes Tables

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

	2017			2016
Common stock equivalents of convertible debentures		--			3,676,471
Vested Series A warrants		404,410			404,410
Unvested Series A warrants		698,529	(1)		698,529	(1)
Warrants – other		3,725,782			3,725,782
Stock options		334,190			110,452
Restricted stock units		74,234			56,320
Total		5,237,145			8,671,964