Acquisitions - Intangible Assets Acquired (Details) - GENEWIZ $ in Millions	Nov. 15, 2018 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average useful life of intangible assets	13 years 3 months 18 days
Customer Relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets acquired	$ 125.5
Useful life	14 years
Completed Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets acquired	$ 44.5
Completed Technology | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Useful life	10 years
Completed Technology | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Useful life	15 years
Trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets acquired	$ 19.1
Useful life	13 years