XML 65 R55.htm IDEA: XBRL DOCUMENT v3.20.2
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Mar. 31, 2020
Income Tax Disclosure [Abstract]          
Effective income tax rate (as a percent) 20.00% 17.20% 20.90% 19.10%  
Valuation allowance recognized on net deferred tax assets         $ 6.8
Valuation allowance release, amount recorded in other comprehensive income $ 5.8        
Valuation allowance release, amount recorded as an income tax benefit $ 1.0        
Valuation allowance release, decrease to effective tax rate (percent) 0.90%        
Effective income tax rate, settlement of uncertain tax position (percent)   3.80%   2.00%