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Note 13 - Subsequent Events (Details Textual) - USD ($) $ in Thousands |  |  | 1 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 05, 2017 | Nov. 03, 2014 | Jul. 31, 2017 | Jun. 30, 2017 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015
Payment for Contingent Consideration Liability, Financing Activities |  |  |  | $ 16,700 | $ 21,060 |  |
CyVek, Inc. [Member] |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross |  | $ 62,000 |  |  |  |  |
Subsequent Event [Member] | CyVek, Inc. [Member] |  |  |  |  |  |  |
Payment for Contingent Consideration Liability, Financing Activities |  |  | $ 34,000 |  |  |  |
Subsequent Event [Member] | Trevigen Inc [Member] |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross | $ 11,000 |  |  |  |  |  |

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- Definition Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Details
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- Details
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