Note 4 - Property, Plant and Equipment (Details Textual) - USD ($) |
12 Months Ended | |
|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
|
| Selling, General and Administrative Expenses [Member] | ||
| Depreciation | $ 25,000 | $ 32,000 |
| Depreciation | $ 25,000 | $ 32,000 |
| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|