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Note 2 - Acquisitions (Details Textual) - USD ($) |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Nov. 03, 2014 | Jul. 31, 2014 | Jul. 02, 2014 | Apr. 30, 2014 | Jul. 22, 2013 | Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2013
Bionostics [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  |  | $ 14,400,000 |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  | 9 years |  |  |
Bionostics [Member] | Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  |  | $ 2,700,000 |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  | 5 years |  |  |
Bionostics [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  |  | $ 2,400,000 |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  | 3 years |  |  |
Bionostics [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  |  | $ 41,000,000 |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  | 14 years |  |  |
Bionostics [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |
Business Combination, Acquisition Related Costs |  |  |  |  |  |  | $ 500,000 | $ 600,000
Bionostics [Member] |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  | $ 103,149,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability |  |  |  |  |  |  |  |
PrimeGene [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  | $ 2,200,000 |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 9 years |  |  |  |
PrimeGene [Member] | Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  | $ 3,000,000 |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 11 years |  |  |  |
PrimeGene [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  | $ 300,000 |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 3 years |  |  |  |
PrimeGene [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  |  | $ 9,100,000 |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 9 years |  |  |  |
PrimeGene [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |
Business Combination, Acquisition Related Costs |  |  |  |  |  |  | 400,000 |
PrimeGene [Member] |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  | $ 6,000,000 |  | $ 6,031,000 | 6,000,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability |  |  |  |  |  | 12,730,000 |  |
Novus Holdings, LLC [Member] | Developed Technology Rights [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 years |  |  |  |  |
Novus Holdings, LLC [Member] | Developed Technology Rights [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 12 years |  |  |  |  |
Novus Holdings, LLC [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  | $ 5,000,000 |  |  |  |  |
Novus Holdings, LLC [Member] | Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  | $ 5,300,000 |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 20 years |  |  |  |  |
Novus Holdings, LLC [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  |  | $ 14,400,000 |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 15 years |  |  |  |  |
Novus Holdings, LLC [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |
Business Combination, Acquisition Related Costs |  |  |  |  |  | 100,000 |  |
Novus Holdings, LLC [Member] |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  | $ 60,122,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability |  |  |  |  |  |  |  |
ProteinSimple [Member] | Developed Technology Rights [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 9 years |  |  |  |  |  |
ProteinSimple [Member] | Developed Technology Rights [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 10 years |  |  |  |  |  |
ProteinSimple [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  | $ 40,500,000 |  |  |  |  |  |
ProteinSimple [Member] | Trade Names [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 18 years |  |  |  |  |  |
ProteinSimple [Member] | Trade Names [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 20 years |  |  |  |  |  |
ProteinSimple [Member] | Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  | $ 35,800,000 |  |  |  |  |  |
ProteinSimple [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  | $ 200,000 |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 3 years |  |  |  |  |  |
ProteinSimple [Member] | Customer Relationships [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 14 years |  |  |  |  |  |
ProteinSimple [Member] | Customer Relationships [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 16 years |  |  |  |  |  |
ProteinSimple [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles |  | $ 100,600,000 |  |  |  |  |  |
ProteinSimple [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |
Business Combination, Acquisition Related Costs |  |  |  |  |  | $ 800,000 |  |
ProteinSimple [Member] |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  | $ 300,053,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability |  |  |  |  |  |  |  |
CyVek, Inc. [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 20,200,000 |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life | 15 years |  |  |  |  |  |  |
CyVek, Inc. [Member] | Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 100,000 |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life | 1 year 182 days |  |  |  |  |  |  |
CyVek, Inc. [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 600,000 |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life | 10 years |  |  |  |  |  |  |
CyVek, Inc. [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |
Business Combination, Acquisition Related Costs |  |  |  |  |  | $ 100,000 |  |
CyVek, Inc. [Member] |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  | 59,927,000 |  |
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $ 10,000,000 |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 19.90% |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross | $ 62,000,000 |  |  |  |  | 62,000,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability | $ 35,000,000 |  |  |  |  | 35,000,000 |  |
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Contingent Liability, Percentage | 50.00% |  |  |  |  |  |  |
Business Combination, Milestone Payment Threshold | $ 100,000,000 |  |  |  |  |  |  |
Business Combination, Liabilities Arising from Contingencies, Amount Recognized |  |  |  |  |  | $ 35,000,000 |  |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain | $ 8,300,000 |  |  |  |  |  |  |
Developed Technology Rights [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 8 years |  |
Developed Technology Rights [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 15 years |  |
Trade Names [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 5 years |  |
Trade Names [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 20 years |  |
Noncompete Agreements [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 3 years |  |
Noncompete Agreements [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 5 years |  |
Customer Relationships [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 8 years |  |
Customer Relationships [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  |  |  | 16 years |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  | $ 420,102,000 | 109,180,000 | 0
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures |  |  |  |  |  | 0 | 10,446,000 |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain |  |  |  |  |  | $ 8,300,000 | $ 0 | $ 0

X
- Definition The threshold for the milestone payment the company is liable for if the subsidiaries exceeds an specific amount of revenue. + References No definition available. + Details
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- Definition The percentage of a milestone payment that is contingent on the revenues generated by the subsidiary. + References No definition available. + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460 + Details
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- Definition The amount, measured at acquisition-date fair value, of all liabilities assumed that arise from contingencies and were recognized by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition The amount of liability arising from an inherited contingency (as defined) which has been recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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- Definition Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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