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Restructuring (Tables)
6 Months Ended
Jun. 30, 2021
Restructuring and Related Activities [Abstract]  
Restructuring and Related Costs
The following table summarizes the activity related to termination benefit reserves and expenses from December 31, 2020 to June 30, 2021:
2021 Activity
Balance at December 31, 2020$55.8 
Expenses, net of changes to estimates27.0 
Payments made(24.7)
Foreign currency translation(1.2)
Balance at June 30, 2021$56.9