Property and Equipment - Cost of Property and Equipment and Estimated Useful Lives (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 209,717	$ 210,883
Less accumulated depreciation and amortization	124,748	121,590
Property and equipment, net, excluding non-depreciable	84,969	89,293
Property and equipment, net	$ 97,773	101,780
Buildings
Property, Plant and Equipment [Line Items]
Useful life	39 years 6 months
Property, plant and equipment, gross	$ 78,071	80,820
Laboratory and production equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 50,679	47,552
Laboratory and production equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life	5 years
Laboratory and production equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life	7 years
Air transportation equipment
Property, Plant and Equipment [Line Items]
Useful life	5 years
Property, plant and equipment, gross	$ 2,952	2,952
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 53,436	53,562
Computer equipment and software | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Computer equipment and software | Maximum
Property, Plant and Equipment [Line Items]
Useful life	5 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 6,198	6,636
Furniture and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Furniture and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Useful life	5 years
Automobiles
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 722	767
Automobiles | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Automobiles | Maximum
Property, Plant and Equipment [Line Items]
Useful life	5 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 14,388	15,212
Leasehold improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful life	5 years
Land improvements
Property, Plant and Equipment [Line Items]
Useful life	15 years
Property, plant and equipment, gross	$ 3,271	3,382
Land
Property, Plant and Equipment [Line Items]
Property and equipment, net	6,723	6,992
Deposits and projects in process
Property, Plant and Equipment [Line Items]
Property and equipment, net	$ 6,081	$ 5,495