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Restructuring - Schedule of Restructuring Activities (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Restructuring and Related Activities [Abstract]        
Severance and related expense $ 0.0 $ 0.0 $ 5.9 $ 0.0
Asset impairment 0.0 0.0 0.1 0.0
Other 1.9 0.0 3.1 0.0
Total restructuring charges $ 1.9 $ 0.0 $ 9.1 $ 0.0