Segment and Geographic Information - Narratives (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information
Sales	$ 378.9	$ 328.3	$ 322.0	$ 288.5	$ 312.4	$ 273.2	$ 289.6	$ 301.9	$ 1,317.7	$ 1,177.1	$ 1,215.5
United States
Segment Reporting Information
Sales									$ 585.9	$ 576.8	$ 638.0
United States | Geographic Concentration Risk | Sales
Segment Reporting Information
Concentration risk (percent)									44.50%	49.00%	52.50%
China
Segment Reporting Information
Sales									$ 136.2	$ 100.7	$ 80.5
China | Geographic Concentration Risk | Sales
Segment Reporting Information
Concentration risk (percent)									10.30%	8.60%	6.60%