Note 7 - Stockholders' Equity (Details Textual)				1 Months Ended		12 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares	Feb. 10, 2015 $ / shares shares	Jul. 01, 2014 $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares	Jan. 31, 2016 USD ($)	Jun. 30, 2017 USD ($) $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares
Sale of Units, Value						$ 421,413	$ 314,957
Proceeds from Issuance of Common Stock						22,850
Adjustments to Additional Paid in Capital, Warrant Issued						5,250
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable						40,000
Proceeds from Collection of Notes Receivable							45,000
Proceeds from Warrant Exercises							$ 387,522
Weighted Average Exercise Price for Outstanding Warrants | $ / shares						$ 1.22
Weighted Average Remaining Contractual Life for Outstanding Warrants						3 years 109 days
Class of Warrant or Right, Outstanding | shares						8,600,000
Common Stock Voting Rights Votes Per Share						1
Stock Issued During Period, Shares, Issued for Services | shares						205,499	242,034
Share Price | $ / shares						$ 0.75
Stock Issued During Period, Value, Issued for Services						$ 158,636	$ 228,558
Proceeds from the Sale of Units						$ 421,413	$ 314,957
Stock Issued During Period, Shares, New Issues | shares						30,467
Stock Issued During Period, Value, New Issues						$ 22,850
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares						319,500	100,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period | shares							288,333
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value						$ 173,520	$ 97,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options						4,600
Note Receivable as Consideration for Warrants Exercise [Member]
Other Significant Noncash Transaction, Value of Consideration Received							105,000
Proceeds from Collection of Notes Receivable				$ 10,000	$ 35,000
Cancellation of Promissory Note, Resulting in Cancellation of Restricted Common Shares [Member]
Financing Receivable, Principal Balance Cancelled							60,000
Accrued Interest Receivable Cancelled							$ 2,727
Common Stock Shares Cancelled | shares							57,142
Subscription Agreement [Member]
Sale of Units, Number Of Units Subscribed | shares						561,890	393,698
Sale of Units, Value							$ 314,957
Class of Warrant or Right, Issued During Period | shares						280,949
Warrant Fair Value Price Per Share | $ / shares	$ 0.05			$ 0.05		$ 0.05	$ 0.05
Adjustments to Additional Paid in Capital, Warrant Issued						$ 11,701	$ 8,041
Adjustments to Additional Paid in Capital, Other						$ 409,712	$ 306,916
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares	$ 1.10			$ 1.10			$ 1.10
Number of Shares Per Unit | shares	0.5			0.5		0.5	0.5
Share Price | $ / shares						$ 1
Proceeds from the Sale of Units						$ 421,413
Proceeds from Sale of Units, Net of Commissions						$ 390,773
Stock Issued During Period, Shares, New Issues | shares						561,890
Certain Warrants with Expiry Dates on or before December 31, 2015 [Member] | Note Receivable as Consideration for Warrants Exercise [Member]
Other Significant Noncash Transaction, Value of Consideration Received							$ 105,000
Certain Warrants with Expiry Dates on or before December 31, 2015 [Member] | For the Period from June 30, 2015 through July 15, 2015 [Member] | Subscription Agreement [Member]
Common Stock Shares Issued upon Exercise of Warrants | shares							265,894
Proceeds from Warrant Exercises							$ 174,189
Class of Warrant or Right Exercised During Period | shares							265,894
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares	$ 1.05			$ 1.05			$ 1.05
Restricted Stock [Member] | Subscription Agreement [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares	0.80			0.80		$ 0.75	$ 0.80
Restricted Stock [Member] | Subscriptions Receivable [Member]
Class of Warrant or Right Exercised During Period | shares						10,000	12,500
Stock Issued During Period, Shares, New Issues | shares						10,000	12,500
Stock Issued During Period, Value, New Issues						$ 7,500	$ 13,125
Expired [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares						870,319
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | shares						22,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost						$ 177,471	42,550
Allocated Share-based Compensation Expense						$ 152,333	$ 99,553
Stock Bonus [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares						109,500
Minimum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 0.75
Maximum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 3
Maximum [Member] | Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period						10 years
Employees and Consultants [Member] | Stock Bonus [Member]
Stock Issued During Period, Value, New Issues						$ 100,000
Allocated Share-based Compensation Expense						$ 37,105
Employees and Consultants [Member] | Minimum [Member]
Share Price | $ / shares	0.76			0.76		$ 0.75	$ 0.76
Employees and Consultants [Member] | Maximum [Member]
Share Price | $ / shares	1.15			1.15		$ 1.02	$ 1.15
President [Member]
Deferred Compensation, Converted to Units, Amount						$ 75,000
Accounts Payable, Converted to Units, Amount						$ 62,068
Deferred Compensation and Accounts Payable Converted to Units, Shares | shares						182,758
Deferred Compensation and Accounts Payable Converted to Units, Price Per Unit | $ / shares						$ 0.75
Deferred Compensation and Accounts Payable Converted to Units, Number of Shares Per Unit | shares						1
Deferred Compensation and Accounts Payable Converted to Units, Number of Warrants Per Unit | shares						1
Warrants Exercise Bonus, Percentage of Exercise Price							50.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights, After Exercise Bonus | $ / shares	0.375			0.375			$ 0.375
Deferred Compensation to Exercise Warrants							$ 2,355
Deferred Compensation, Shares Issued, Warrants Exercised | shares							6,280
Deferred Compensation Converted to Common Stock Amount							$ 82,861
Deferred Compensation Converted to Common Stock Shares | shares							99,159
Class of Warrant or Right Exercised During Period | shares							6,280
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares	$ 0.75	$ 1.50		$ 0.75			$ 0.75
Number of Warrants Per Unit	1			1		1	1
Number of Shares Per Unit | shares	1			1		1	1
Stock Issued During Period, Value, Issued for Services							$ 69,000
Stock Issued During Period Shares Vested But Not Issued ForServices | shares							75,000
President [Member] | Warrants Related to the Conversion of Deferred Compensation and Accounts Payable into Units [Member]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right | shares						0.5
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 1
President [Member] | Stock Bonus [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares		150,000
Certain Brokers [Member] | Subscription Agreement [Member]
Payments for Commissions							$ 24,496
Various Warrant Holders [Member] | Subscription Agreement [Member]
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable	$ 7,500			$ 7,500			$ 7,500
Proceeds from Collection of Notes Receivable						$ 7,500
Common Stock Shares Issued upon Exercise of Warrants | shares						10,000	284,445
Proceeds from Warrant Exercises							$ 213,333
Class of Warrant or Right Exercised During Period | shares	10,000						284,445
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares	$ 0.75			$ 0.75			$ 0.75
Various Consultants [Member]
Deferred Compensation Converted to Common Stock Amount							$ 200,877
Deferred Compensation Converted to Common Stock Shares | shares							236,539
President and Various Consultants [Member]
Class of Warrant or Right, Aggregate Purchase Price of Warrants or Rights						$ 2,000
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 1
President and Various Consultants [Member] | Restricted Stock [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares						40,000
President and Various Consultants [Member] | Minimum [Member]
Deferred Compensation Converted to Common Stock Shares | shares							0.76
President and Various Consultants [Member] | Maximum [Member]
Deferred Compensation Converted to Common Stock Shares | shares							1.15
Consultants [Member]
Deferred Compensation Converted to Common Stock Amount						$ 140,502
Deferred Compensation Converted to Common Stock Shares | shares						184,542
Class of Warrant or Right, Aggregate Purchase Price of Warrants or Rights						$ 1,250
Class of Warrant or Right Issued | shares						25,000
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 0.90
Consultants [Member] | Warrants Related to Deferred Compensation Conversions [Member]
Class of Warrant or Right, Issued During Period | shares						79,614
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 1
Consultants [Member] | Minimum [Member]
Deferred Compensation, Stock Conversion, Price Per Share | $ / shares						0.75
Consultants [Member] | Maximum [Member]
Deferred Compensation, Stock Conversion, Price Per Share | $ / shares						0.84
Chief Executive Officer [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 1.50
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares						450,000
Chief Executive Officer [Member] | Bassani Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares						800,000
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares						$ 1
Chief Executive Officer [Member] | Bassani Warrants [Member] | Convertible Debt [Member]
Debt Instrument, Interest Rate, Stated Percentage						4.00%
Chief Executive Officer [Member] | Bassani Warrants [Member] | Note Receivable as Consideration for Warrants Exercise [Member]
Other Significant Noncash Transaction, Value of Consideration Received						$ 40,000
Series B Preferred Stock [Member]
Preferred Stock, Dividend Rate, Percentage			2.50%
Preferred Stock, Shares Outstanding | shares	200		200	200		200	200
Preferred Stock, Par or Stated Value Per Share | $ / shares	$ 0.01		$ 0.01	$ 0.01		$ 0.01	$ 0.01
Preferred Stock, Redemption Price Per Share | $ / shares			$ 2.001
Convertible Preferred Stock Redemption Period			3 years
Dividends, Preferred Stock						$ 2,000	$ 2,000
Dividends Payable						$ 12,000