Note 12 - Concentrations (Details Textual) - USD ($) |
12 Months Ended | |
|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
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| Three Customer [Member] | ||
| Revenues | $ 285,000 | $ 341,000 |
| Concentration Risk, Percentage | 51.00% | 47.00% |
| Three Suppliers [Member] | Supplier Concentration Risk [Member] | Cost of Goods, Total [Member] | ||
| Concentration Risk, Percentage | 66.00% | 66.00% |
| Three Suppliers [Member] | ||
| Purchases from Suppliers | $ 793,000 | $ 528,000 |
| Cash, FDIC Insured Amount | $ 127,000 | |
| X | ||||||||||
- Definition Represents the amount of purchases from suppliers. No definition available.
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- Definition The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation. No definition available.
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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