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Investments (Tables)
 12 Months Ended
Dec. 31, 2020
Investments, All Other Investments [Abstract]  
Summary of Investments
The following table summarizes the components of investments:
December 31,
20202019
Investment in equity securities$73.6 $6.9 
Equity investments5.3 6.5 
Total investments$78.9 $13.4