Segment Information by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net sales [Abstract]
Consolidated net sales	$ 740.0	$ 831.1	$ 1,525.8	$ 1,704.5
United States [Member]
Net sales [Abstract]
Consolidated net sales	455.9	508.9	928.8	1,009.7
United Kingdom [Member]
Net sales [Abstract]
Consolidated net sales	81.3	108.9	180.7	257.7
France
Net sales [Abstract]
Consolidated net sales	90.6	95.1	182.0	191.5
Other Europe [Member]
Net sales [Abstract]
Consolidated net sales	80.7	73.1	162.5	150.9
Other North America [Member]
Net sales [Abstract]
Consolidated net sales	$ 31.5	$ 45.1	$ 71.8	$ 94.7