Note 3 - Stock-Based Compensation (Details) (USD $) | 3 Months Ended |
In Millions, except Share data, unless otherwise specified | Sep. 30, 2013 |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares) | 500,000 |
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period | '10 years |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares) | 20,500 |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in Shares) | 8,200 |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares) | 471,300 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share) | $3.82 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term | '9 years 3 months |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value (in Dollars) | $0.10 |
Allocated Share-based Compensation Expense (in Dollars) | 0.1 |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized (in Dollars) | 0.1 |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition | '2 years 73 days |
Employee Stock Option [Member] | Minimum [Member] | ' |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | '1 year |
Employee Stock Option [Member] | Maximum [Member] | ' |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | '3 years |
Restricted Stock Units (RSUs) [Member] | ' |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-Based Compensation Arrangement by Share-based Payment Award Equity Instruments Other Than Options Outstanding Intrinsic Value (in Dollars) | $0.10 |
Restricted Stock Units (RSUs) [Member] | Minimum [Member] | ' |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | '1 year |
Restricted Stock Units (RSUs) [Member] | Maximum [Member] | ' |
Note 3 - Stock-Based Compensation (Details) [Line Items] | ' |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | '3 years |