Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0000728387 (http://www.sec.gov/CIK)

Stockholders' Equity Note [Abstract]	Period [Axis]
	2015-07-01 - 2016-06-30
Stockholders' Equity Note [Abstract]
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]	Change in fair value of the warrant derivative liability is as follows:       For the Year Ended June 30,       2016   2015   2014   Change in fair value of the warrant derivative liability   $ 154,000   $ 374,605   $ (1,382,134)     A summary of the change in fair value of derivative warrant liability is as follows for the fiscal years presented.      Quantity1   Amount   Balance at June 30, 2013     713,601   $ 104,000   Change in fair value     1,382,000         Warrants corrected     10,869     -   Warrants redeemed in cashless exercise     (22,472)     -   Warrants exercised     (463,702)     (913,000)   Balance at June 30, 2014     238,296   $ 573,000   Change in fair value     (374,605)         Warrants exercised     (13,209)     (17,395)   Balance at June 30, 2015     225,087   $ 181,000   Change in fair value           (154,000)   Balance at June 30, 2016     225,087   $ 27,000
Schedule of Stockholders Equity Note Warrants or Rights [Table Text Block]	The following table summarizes the activity of all stock warrants and weighted average exercise prices including the derivative warrants discussed above.       Warrants   Price (a)   Balance at June 30, 2013     1,957,033   $ 1.38   Corrections     26,939     1.31   Warrants redeemed in cashless exercise     (22,520)     0.96   Warrants exercised     (7,165,443)     0.86   Warrants granted     5,648,738     0.72   Balance at June 30, 2014     444,747     1.43   Warrants exercised     (58,947)     1.38   Balance at June 30, 2015     385,800     1.22   Warrants expired     (155,713)     1.63   Balance at June 30, 2016     230,087   $ .94     (a) Weighted average exercise price per share.
Schedule Of Stockholders Equity Note Warrants Or Rights By Exercise Price Range [Table Text Block]	The following table summarizes additional information about the Company’s common warrants outstanding as of June 30, 2016:   Number of   Range of   Expiration   Warrants   Exercise Prices1   Date   199,437     0.94   October 2016   25,650     0.94   December 2016   5,000     0.98   June 2017   230,087               1 – Exercise prices have been rounded to the nearest whole cent.