Acquisitions, Asset Purchases and Investments (Details) $ in Thousands	3 Months Ended					6 Months Ended
	Jun. 30, 2022 USD ($) arrangement	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)
Business Acquisition [Line Items]
Research and development	$ 123,221			$ 37,697		$ 163,389	$ 75,276
Investment acquired, non-controlling interest share	25,000					25,000	$ 0
Goodwill	$ 355,528		$ 359,345			355,528
Reference Laboratory | Finland
Business Acquisition [Line Items]
Payments to acquire business			13,400
Holdback			1,400
Goodwill			6,900
Net tangible liabilities			$ 1,700
Reference Laboratory | Finland | Customer relationships
Business Acquisition [Line Items]
Weighted average useful life of finite-lived intangible assets			10 years
Net tangible assets			$ 7,400
Reference Laboratory | Finland | Non-compete agreements
Business Acquisition [Line Items]
Weighted average useful life of finite-lived intangible assets			3 years
Net tangible assets			$ 800
Reference Laboratory | Switzerland
Business Acquisition [Line Items]
Goodwill					$ 1,800
Consideration transferred					5,500
Contingent payment and holdback					1,100
Liabilities					$ 600
Reference Laboratory | Switzerland | Customer relationships
Business Acquisition [Line Items]
Weighted average useful life of finite-lived intangible assets					9 years
Intangible assets acquired					$ 4,300
License Intellectual Property Rights
Business Acquisition [Line Items]
Number of arrangements to license intellectual property | arrangement	2
Payments to acquire productive assets	$ 50,000
Payable to acquire productive assets	30,000					$ 30,000
Research and development	$ 80,000
Perpetual Intellectual Property License | Technology license
Business Acquisition [Line Items]
Payments to acquire productive assets		$ 10,000
Weighted average useful life of finite-lived intangible assets		10 years