XML 83 R70.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes (Details 1) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]      
Domestic $ 265.7 $ 128.0 $ (30.5)
Foreign 106.8 77.4 57.1
Income before income taxes $ 372.5 $ 205.4 $ 26.6