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Payables and Accrued Liabilities
12 Months Ended
Dec. 31, 2020
Payables and Accruals [Abstract]  
Payables and Accrued Liabilities Payables and Accrued LiabilitiesPayables and accrued liabilities consisted of the following:
 December 31,
 20192020
Accrued compensation$421.5 $400.0 
Other213.1 312.4 
Payables and accrued liabilities$634.6 $712.4