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Self-Insurance (Tables)
12 Months Ended
Dec. 31, 2020
Insurance [Abstract]  
Current and long-term self-insurance liabilities
At December 31, 2020 and 2019, current and long-term self-insurance liabilities were included in Other Current Liabilities and Other Liabilities, respectively, in the Consolidated Balance Sheets as follows:
20202019
Self-insurance - current portion$35.4 $32.3 
Self-insurance - long-term portion47.0 48.0 
Total self-insurance liabilities
$82.4 $80.3