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Note 4 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2018 | Mar. 31, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2016 | Aug. 01, 2016 | Mar. 14, 2016
Business Combination, Liabilities Arising from Contingencies, Amount Recognized | $ 0 |  | $ 0 |  |  |  |
Payment for Contingent Consideration Liability |  |  | 88,500 | $ 28,500 |  |  |
Payment for Contingent Consideration Liability, Financing Activities |  |  | 61,900 | 20,316 |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  |  | (26,600) | (11,800) |  |  |
Payment for Contingent Consideration Liability, Operating Activities |  |  |  | 11,800 |  |  |
CyVek, Inc. [Member] |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 35,000 |  | 35,000 |  |  |  |
Business Combination, Liabilities Arising from Contingencies, Amount Recognized | 35,000 |  | 35,000 |  |  |  |
Zephyrus [Member] |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 7,000 |  | 7,000 |  |  |  | $ 7,000
Business Combination, Liabilities Arising from Contingencies, Amount Recognized | 6,500 |  | 6,500 |  |  |  |
Payment for Contingent Consideration Liability |  |  |  | 3,500 |  |  |
Payment for Contingent Consideration Liability, Financing Activities | 3,500 | $ 3,500 |  |  |  |  |
Advanced Cell Diagnostics (ACD) [Member] |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 75,000 |  | 75,000 |  |  | $ 75,000 |
Business Combination, Liabilities Arising from Contingencies, Amount Recognized | 37,000 |  | 37,000 |  |  |  |
Payment for Contingent Consideration Liability |  |  |  | $ 25,000 |  |  |
Advance Cell Diagnostics (ACD), Zephyrus, and CyVek Inc.[Member] |  |  |  |  |  |  |
Business Combination, Liabilities Arising from Contingencies, Amount Recognized | $ 78,500 |  | $ 78,500 |  |  |  |

X
- Definition The total amount of cash outflow for the acquisition of business combination, to settle contingent consideration liability. Includes the operating and financing activities. + References No definition available. + Details
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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479 + Details
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability exceeding amount recognized at acquisition date. Includes, but is not limited to, measurement period adjustment and less amount paid soon after acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (ee) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585 + Details
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