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Goodwill and Other Intangible Assets - Net (Tables)
 12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in Carrying Value of Goodwill
The following table presents the changes in the carrying amount of goodwill (in millions):
Amount
Balance—December 31, 2020$93.0 
Additions due to business combinations30.2 
Adjustment due to adoption of ASU 2021-083.0 
Foreign currency translation adjustments(1.1)
Balance—December 31, 2021$125.1 
Schedule of Finite-Lived Intangible Assets by Major Class
The following tables present other intangible assets—net (in millions, except years):
December 31, 2021
Weighted-Average Useful Life (in Years)GrossAccumulated AmortizationNet
Other intangible assets—net:
Finite-lived intangible assets:
Developed technologies4.0$82.2 $38.0 $44.2 
Customer relationships6.022.2 11.9 10.3 
Trade name10.06.1 0.2 5.9 
Backlog1.04.8 1.6 3.2 
Total other intangible assets—net$115.3 $51.7 $63.6 
December 31, 2020
Weighted-Average Useful Life (in Years)GrossAccumulated AmortizationNet
Other intangible assets—net:
Finite-lived intangible assets:
Developed technologies4.0$59.3 $32.3 $27.0 
Customer relationships4.024.8 20.2 4.6 
Total other intangible assets—net$84.1 $52.5 $31.6 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense The following table summarizes estimated future amortization expense of finite-lived intangible assets (in millions):
Year Ending December 31, Amount
2022$22.7 
202316.2 
202411.4 
20256.1 
Thereafter7.2 
Total$63.6