XML 99 R85.htm IDEA: XBRL DOCUMENT v3.21.2
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Income Tax Disclosure [Abstract]          
Income tax expense $ 5.5 $ 6.2 $ 9.9 $ 8.9  
Effective income tax rate (percent) 26.10% 28.20% 17.00% 21.50%  
Unrecognized tax benefits $ 1.9   $ 1.9   $ 1.9
Unrecognized tax benefit that would impact effective tax rate 1.3   1.3   $ 1.3
Income tax penalties and interest accrued $ 0.3   $ 0.3