Shareholders' Equity - Expense (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	$ 15,700,000	$ 14,500,000	$ 13,300,000
Additional information
Expected pre-tax stock-based compensation expense	$ 3,200,000
Weighted average remaining service period	2 years 4 months 24 days
2016 Incentive Compensation Plan
Additional information
Expected pre-tax stock-based compensation expense	$ 30,900,000
Weighted average remaining service period	2 years 6 months
Cost of revenues
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	$ 1,100,000	2,200,000	2,000,000.0
Selling, general and administrative
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	13,300,000	10,100,000	9,300,000
Research and development
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	1,300,000	2,200,000	2,000,000.0
Mestrelab and PreOmics
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	12,000,000.0	2,700,000	2,600,000
Stock options
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	1,500,000	1,300,000	1,800,000
Restricted stock units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	14,100,000	13,200,000	11,500,000
Employee Stock Purchase Plan
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation	$ 0.1	$ 0	$ 0