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Contracts with Customers - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disaggregation of Revenue [Line Items]      
Revenue $ 245.3 $ 307.5 $ 334.1
Over time      
Disaggregation of Revenue [Line Items]      
Revenue 234.7 288.8 314.2
Point in time      
Disaggregation of Revenue [Line Items]      
Revenue $ 10.6 $ 18.7 $ 19.9