Note 5 - Stockholders' Deficit - Summary of Options Outstanding (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
|
| Outstanding, Number of Options, Beginning Balance (in shares) | 1,150,000 | 3,500,000 |
| Outstanding, Price Per Option, Lower Limit (in dollars per share) | $ 0.31 | $ 0.25 |
| Outstanding, Price Per Option, Upper Limit (in dollars per share) | 0.85 | 0.85 |
| Outstanding, Weighted Average Exercise Price, Beginning Balance (in dollars per share) | $ 0.37 | $ 0.34 |
| Cancelled, Number of Options (in shares) | (150,000) | |
| Expired, Number of Options (in shares) | (850,000) | (2,350,000) |
| Expired, Weighted Average Exercise Price (in dollars per share) | $ 0.37 | $ 0.32 |
| Cancelled, Price Per Option (in dollars per share) | $ 0.50 | |
| Outstanding, Number of Options , Ending Balance (in shares) | 150,000 | 1,150,000 |
| Outstanding and exercisable, Price Per Option (in dollars per share) | $ 0.25 | |
| Outstanding, Weighted Average Exercise Price, Ending Balance (in dollars per share) | $ 0.25 | $ 0.37 |
| X | ||||||||||
- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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| X | ||||||||||
- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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