Commitments and Contingencies - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) instrument facility	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Other Commitments [Line Items]
Number of buildings occupied | instrument	2
Lease renewal term	10 years
Lease term	10 years
Unoccupied lease charges	$ 2,008	$ 2,181	$ 420
Number of facilities vacated | facility	1
Operating lease liability, current	$ 9,001	6,844
Lease liabilities, net of current portion	61,374	36,739
Rent expense	7,400	6,600	5,300
Gain contingencies	800
Georgia, Texas, North Carolina, Nebraska Facilities
Other Commitments [Line Items]
Unoccupied lease charges	2,000
Facilities In California, South Austin Texas, And Portion Of Facilities In Charlotte North Carolina
Other Commitments [Line Items]
Unoccupied lease charges		$ 2,200
Atlanta, Georgia Facilities
Other Commitments [Line Items]
Unoccupied lease charges			$ 400
Georgia Facility
Other Commitments [Line Items]
Operating lease liability, current	1,300
Lease liabilities, net of current portion	$ 1,500