Note 8 - Vesting Levels of Restricted Stock (Details) - Restricted Stock [Member] - $ / shares		Jun. 30, 2016	Jun. 30, 2015
Share-based Compensation Award, Tranche One [Member]
Number of Shares (in shares)	[1]	84,676
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 0.39
Share-based Compensation Award, Tranche Two [Member]
Number of Shares (in shares)	[1]	481,327
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 0.43
Share-based Compensation Award, Tranche Three [Member]
Number of Shares (in shares)	[1]	82,178
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 1.25
Share-based Compensation Award, Tranche Four [Member]
Number of Shares (in shares)	[1]	48,000
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 1.79
Share-based Compensation Award, Tranche Five [Member]
Number of Shares (in shares)	[1]	48,000
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 1.79
Share-based Compensation Award, Tranche Six [Member]
Number of Shares (in shares)	[1]	32,000
Weighted Average Initial Value Price Per Share (in dollars per share)	[1]	$ 1.79
Number of Shares (in shares)		776,000	866,000
Weighted Average Initial Value Price Per Share (in dollars per share)		$ 0.87	$ 0.48

[1] The restricted stock becomes vested when the Company's 30-day volume weighted average price ("VWAP") per share is at or above these levels.