Property and Equipment - Property and Equipment at Cost (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 16,188	$ 16,970
Accumulated depreciation	(10,799)	(10,835)
Net property and equipment	5,389	6,135
Computer equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	3,181	3,608
Technical equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	3,285	3,789
Facilities
Property, Plant and Equipment [Line Items]
Total property and equipment	3,675	3,693
Instruments
Property, Plant and Equipment [Line Items]
Total property and equipment	5,364	5,880
Capital projects in progress
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 683	$ 0