XML 73 R62.htm IDEA: XBRL DOCUMENT v3.7.0.1
Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Income tax expense $ 2.4 $ 20.7 $ 9.9 $ 36.0  
Effective income tax rate, continuing operations 3.60% 22.60% 6.40% 21.40%  
Unrecognized tax benefit liability, including penalties and accrued interest $ 50.8   $ 50.8   $ 30.7
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities       $ 26.1