Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Other (Expense) / Income - Schedule of Components of Other (Expense) Income (Details)

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Note 6 - Other (Expense) / Income - Schedule of Components of Other (Expense) Income (Details) (USD $)
 3 Months Ended 6 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Interest expense $ (437,000)us-gaap_InterestExpense $ 0us-gaap_InterestExpense $ (748,000)us-gaap_InterestExpense $ 0us-gaap_InterestExpense
Interest income 171,000us-gaap_InvestmentIncomeNet 545,000us-gaap_InvestmentIncomeNet 356,000us-gaap_InvestmentIncomeNet 1,112,000us-gaap_InvestmentIncomeNet
Gain on CyVek acquisition 8,300,000us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain 0us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain 8,300,000us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain 0us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain
Other non-operating expense, net (51,000)us-gaap_OtherNonoperatingIncomeExpense (71,000)us-gaap_OtherNonoperatingIncomeExpense (543,000)us-gaap_OtherNonoperatingIncomeExpense (375,000)us-gaap_OtherNonoperatingIncomeExpense
Other income, net $ 7,983,000us-gaap_NonoperatingIncomeExpense $ 474,000us-gaap_NonoperatingIncomeExpense $ 7,365,000us-gaap_NonoperatingIncomeExpense $ 737,000us-gaap_NonoperatingIncomeExpense