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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2020
Income Tax Disclosure [Abstract]  
Schedule of Effective Income Tax Rate Reconciliation
THREE MONTHS ENDEDNINE MONTHS ENDED
SEPTEMBER 30SEPTEMBER 30
2020201920202019
Income before income taxes$6.4  $18.0 $27.8 $44.0 
Statutory taxes (21%)$1.3 $3.8 $5.8 $9.2 
Interim adjustment3.4 (0.6)0.8 (0.2)
Permanent adjustments(3.1)1.6 2.2 1.3 
Discrete items(0.9)0.1 (6.3)0.5 
Income tax provision$0.7 $4.9 $2.5 $10.8 
Reported income tax rate10.9 %27.2 %9.0 %24.5 %