Note 1 - Principles of Consolidation and Basis of Presentation (Tables)

3 Months Ended

Sep. 30, 2017

Notes Tables

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

	Three Months Ended
	September 30,
	2017		2016
Anti-dilutive stock options		2,692,017		674,950
Anti-dilutive shares for
convertible notes payable		8,230,769		8,230,769
Total anti-dilutive shares		10,922,786		8,905,719