Revenue Recognition - Disaggregation of Revenue (Details) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) revenue_source	Mar. 31, 2021 USD ($)
Revenue from Contract with Customer [Abstract]
Number of revenue sources | revenue_source	2
Revenue from External Customer [Line Items]
Total revenues	$ 406.8	$ 288.2
United States
Revenue from External Customer [Line Items]
Total revenues	190.6	143.1
Europe and the former Commonwealth of Independent States
Revenue from External Customer [Line Items]
Total revenues	115.1	67.2
Asia/Pacific (including China)
Revenue from External Customer [Line Items]
Total revenues	60.3	54.6
Americas (excluding US)
Revenue from External Customer [Line Items]
Total revenues	26.9	11.2
Other foreign countries
Revenue from External Customer [Line Items]
Total revenues	13.9	12.1
AMS
Revenue from External Customer [Line Items]
Total revenues	272.9	163.0
AMS | United States
Revenue from External Customer [Line Items]
Total revenues	152.0	105.7
AMS | Europe and the former Commonwealth of Independent States
Revenue from External Customer [Line Items]
Total revenues	64.1	17.8
AMS | Asia/Pacific (including China)
Revenue from External Customer [Line Items]
Total revenues	35.4	32.4
AMS | Americas (excluding US)
Revenue from External Customer [Line Items]
Total revenues	14.2	2.4
AMS | Other foreign countries
Revenue from External Customer [Line Items]
Total revenues	7.2	4.7
EP
Revenue from External Customer [Line Items]
Total revenues	133.9	125.2
EP | United States
Revenue from External Customer [Line Items]
Total revenues	38.6	37.4
EP | Europe and the former Commonwealth of Independent States
Revenue from External Customer [Line Items]
Total revenues	51.0	49.4
EP | Asia/Pacific (including China)
Revenue from External Customer [Line Items]
Total revenues	24.9	22.2
EP | Americas (excluding US)
Revenue from External Customer [Line Items]
Total revenues	12.7	8.8
EP | Other foreign countries
Revenue from External Customer [Line Items]
Total revenues	$ 6.7	$ 7.4