XML 132 R110.htm IDEA: XBRL DOCUMENT v3.20.4
Schedule II Valuation and Qualifying Accounts (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Tax Valuation Allowance      
Reconciliation of beginning and ending balances of valuation and qualifying accounts      
Balance Beginning of Period $ 16.9 $ 24.1 $ 24.1
Additions Charged to Costs and Expenses 18.4 4.9 0.6
Additions Charged to Other Accounts 0.3 0.0 0.0
Deductions 0.0 12.1 0.6
Balance End of Period 35.6 16.9 24.1
Other Allowances      
Reconciliation of beginning and ending balances of valuation and qualifying accounts      
Balance Beginning of Period 4.1 5.0 3.6
Additions Charged to Costs and Expenses 3.8 1.0 6.4
Additions Charged to Other Accounts 0.0 0.0 0.0
Deductions 3.1 1.9 5.0
Balance End of Period $ 4.8 $ 4.1 $ 5.0