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Note 11 - Segment Information (Details Textual) | 12 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015
Number of Reportable Segments | 3 |  |
Biotechnology [Member] | Sales Revenue, Segment [Member] | Customer Concentration Risk [Member] |  |  |
Number of Major Customers | 0 | 0 | 0
Protein Platforms [Member] | Sales Revenue, Segment [Member] | Customer Concentration Risk [Member] |  |  |
Number of Major Customers | 0 | 0 |
Diagnostics [Member] | Sales Revenue, Segment [Member] | Customer Concentration Risk [Member] |  |  |
Number of Major Customers | 1 | 0 | 1
Diagnostics [Member] | Sales Revenue, Segment [Member] | Customer Concentration Risk [Member] | One Customer [Member] |  |  |
Concentration Risk, Percentage | 12.00% |  | 13.00%

X
- Definition Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611 + Details
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X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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