Property and Equipment - (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 80,690	$ 55,503
Less: Accumulated depreciation and amortization	(36,233)	(28,460)
Total property and equipment, net	$ 44,457	27,043
Manufacturing equipment
Property, Plant and Equipment [Line Items]
Useful Life (Years)	5 years
Property and equipment, gross	$ 22,094	19,067
Prototype instruments
Property, Plant and Equipment [Line Items]
Useful Life (Years)	2 years
Property and equipment, gross	$ 10,421	2,128
Capitalized software and computer equipment
Property, Plant and Equipment [Line Items]
Useful Life (Years)	3 years
Property and equipment, gross	$ 18,670	5,597
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Useful Life (Years)	5 years
Property and equipment, gross	$ 2,153	1,927
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	20,297	19,641
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 7,055	$ 7,143