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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Effective tax rate (as a percent) 23.70% 23.30%
Statutory Federal income tax rate (as a percent) 21.00% 21.00%
Accounting Standards Update 2016-09    
Discrete tax benefit $ 1.3 $ 3.5