Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net Sales (from external customers):
Net Sales	$ 597.3	$ 196.8	$ 1,807.3	$ 569.6
Adjusted EBITDA:
Operating profit	31.3	23.3	77.5	32.9
Adjusted EBITDA	115.1	52.4	413.2	146.5
Performance Materials [Member]
Net Sales (from external customers):
Net Sales	179.7	196.8	541.6	569.6
Adjusted EBITDA:
Operating profit	54.5	52.4	156.9	146.5
Graphic Solutions [Member]
Net Sales (from external customers):
Net Sales	417.6	0.0	1,265.7	0.0
Adjusted EBITDA:
Operating profit	$ 60.6	$ 0.0	$ 256.3	$ 0.0