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Business Acquisitions- Oncotest Additional Information (Details) - Oncotest $ in Thousands, € in Millions	Nov. 18, 2015 USD ($)	Jun. 25, 2016 EUR (€)	Jun. 25, 2016 USD ($)
Business Acquisition [Line Items]
Purchase price	$ 36,000
Contingent consideration	300
Maximum contingent consideration		€ 2.0	$ 2,200
Total purchase price allocation	35,431
Cash acquired	$ 600

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

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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

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-SubTopic 30
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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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-Paragraph 1
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- Definition

The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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