Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Net sales	$ 1,000.3	$ 1,108.9	$ 3,083.6	$ 3,282.9
Other revenue	4.8	6.9	20.1	21.6
Total revenue	1,005.1	1,115.8	3,103.7	3,304.5
Cost of goods sold	628.6	728.1	1,958.1	2,174.1
Selling, general and administrative expenses	219.2	249.4	677.7	746.7
Research and development expenses	13.0	13.4	38.7	36.8
Amortization of acquired intangibles	20.4	20.9	60.5	63.3
Income from operations	123.9	104.0	368.7	283.6
Interest expense, net	50.8	52.6	150.0	166.5
Other expense, net	18.9	62.2	111.4	65.1
Income (loss) before income taxes	54.2	(10.8)	107.3	52.0
Provision for income taxes	17.8	7.5	48.5	18.2
Net income (loss)	36.4	(18.3)	58.8	33.8
Less: Net income attributable to noncontrolling interests	1.3	1.6	3.7	4.2
Net income (loss) attributable to controlling interests	$ 35.1	$ (19.9)	$ 55.1	$ 29.6
Basic net income (loss) per share (dollars per share)	$ 0.15	$ (0.09)	$ 0.24	$ 0.13
Diluted net income (loss) per share (dollars per share)	$ 0.15	$ (0.09)	$ 0.23	$ 0.13
Basic weighted average shares outstanding	235.9	229.5	232.7	229.2
Diluted weighted average shares outstanding	240.9	229.5	239.1	229.3