Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Share-Based Compensation (Details Textual)

v2.4.1.9
Note 9 - Share-Based Compensation (Details Textual) (USD $)
6 Months Ended
Dec. 31, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period 211,475us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 1,546,037us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 26,316us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price $ 22.80us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value $ 10.44us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Contractual Term 10 years