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Acquisitions (Details) - USD ($) $ in Millions | Mar. 31, 2016 | Feb. 08, 2016 | Dec. 17, 2015
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Genesis Genetics [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business acquisition, effective date of acquisition | Mar. 31, 2016 |  |
Total purchase consideration | $ 60.0 |  |
Payments to Acquire Businesses, Net of Cash Acquired | 59.3 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 28.6 |  |
Goodwill, Acquired During Period | 27.6 |  |
The Pipette Company [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business acquisition, effective date of acquisition |  | Feb. 08, 2016 |
Total purchase consideration |  | $ 20.2 |
Payments to Acquire Businesses, Net of Cash Acquired |  | 19.6 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  | 5.6 |
Goodwill, Acquired During Period |  | 14.7 |
Research Instruments [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business acquisition, effective date of acquisition |  |  | Dec. 17, 2015
Total purchase consideration |  |  | $ 53.6
Payments to Acquire Businesses, Net of Cash Acquired |  |  | 50.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  | 10.3
Goodwill, Acquired During Period |  |  | 36.1
Customer Relationships [Member] | Genesis Genetics [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 25.2 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | 3.8 |  |
Customer Relationships [Member] | The Pipette Company [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  | 5.2 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  | (0.2) |
Customer Relationships [Member] | Research Instruments [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  | 1.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  | 7.3
Trade Names [Member] | Genesis Genetics [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | $ 3.4 |  |
Trade Names [Member] | The Pipette Company [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  | $ 0.4 |
Trade Names [Member] | Research Instruments [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  | 2.2
Technology-Based Intangible Assets [Member] | Research Instruments [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  | $ 6.2

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