Summary of Significant Accounting Policies (Details Textual) - USD ($)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Summary Of Significant Accounting Policy [Line Items]
Allowance for Doubtful Accounts Receivable	$ 44,000	$ 41,000
Goodwill, Impairment Loss	74,000
Inventory Valuation Reserves	310,000	199,000
Accrued Liabilities	$ 58,000	$ 284,000
Stock Options [Member]
Summary Of Significant Accounting Policy [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	367,312
Warrant [Member]
Summary Of Significant Accounting Policy [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		126,239
Customer Concentration Risk [Member]
Summary Of Significant Accounting Policy [Line Items]
Concentration Risk, Percentage	60.00%
Customer Concentration Risk [Member] | Minimum [Member]
Summary Of Significant Accounting Policy [Line Items]
Concentration Risk, Percentage	10.00%	10.00%
Customer Four [Member]
Summary Of Significant Accounting Policy [Line Items]
Concentration Risk, Percentage		69.00%
Zertane Patents [Member]
Summary Of Significant Accounting Policy [Line Items]
Finite-Lived Intangible Assets, Gross	$ 500,000
Finite-Lived Intangible Assets, Remaining Amortization Period	11 years
Finite Lived Intangible Assets Expiration Month Year	2022-03
Orp [Member]
Summary Of Significant Accounting Policy [Line Items]
Finite-Lived Intangible Assets, Gross	$ 380,000
Finite-Lived Intangible Assets, Remaining Amortization Period	15 years
Finite Lived Intangible Assets Expiration Month Year	2028-03