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Schedule II - Valuation and Qualifying Accounts and Reserves
12 Months Ended
Dec. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts and Reserves
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
For the Years Ended December 31, 2020, 2019 and 2018
(In millions)

Balance at beginning of yearAdditions charged to cost and expensesWrite-offsRecoveriesOtherBalance at end of year
2018
Allowance for doubtful accounts$5.9 $4.8 $(3.7)$0.6 $(1.3)$6.3 
2019
Allowance for doubtful accounts$6.3 $4.5 $(4.9)$1.6 $(1.4)$6.1 
2020
Allowance for doubtful accounts$6.1 $8.1 $(4.2)$1.2 $(1.6)$9.6