Note 3 - Employee Stock Compensation Plans (Detail) - Summary of stock option activity: (USD $)	6 Months Ended
Dec. 31, 2012
Outstanding at July 1, 2012	3,481,900
Outstanding at July 1, 2012 (in Dollars per share)	$ 0.76
Outstanding at December 31, 2012	3,481,900
Outstanding at December 31, 2012 (in Dollars per share)	$ 0.76
Outstanding at December 31, 2012 (in Dollars)	$ 411,000
Exercisable at December 31, 2012	1,206,100
Exercisable at December 31, 2012 (in Dollars per share)	$ 0.81
Exercisable at December 31, 2012 (in Dollars)	$ 160,000
Weighted-average remaining contractual life	5 years 73 days

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of options outstanding.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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