CONSOLIDATED STATEMENTS OF EARNINGS (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Revenues	$ 294.6	$ 300.8	$ 774.1	$ 855.3
Cost of goods sold	205.4	243.9	574.6	665.2
Restructuring charges - cost of goods sold	0.5	4.7	0.4	21.1
Gross profit	88.7	52.2	199.1	169.0
Research and development expenses	33.0	21.0	75.3	62.0
Selling and administrative expenses	59.2	46.5	151.4	150.8
Restructuring charges	8.9	1.1	9.5	5.6
Operating expenses	101.1	68.6	236.2	218.4
Operating loss	(12.4)	(16.4)	(37.1)	(49.4)
Interest expense	3.7	2.0	9.2	4.5
Other expense (income), net	2.2	(2.3)	0.1	(2.1)
Loss before income taxes	(18.3)	(16.1)	(46.4)	(51.8)
(Benefit from) provision for income taxes	(3.4)	(1.5)	0.4	34.1
Net loss	$ (14.9)	$ (14.6)	$ (46.8)	$ (85.9)
Earnings per share:
Basic loss per share (usd per share)	$ (0.17)	$ (0.17)	$ (0.54)	$ (1.01)
Diluted loss per share (usd per share)	$ (0.17)	$ (0.17)	$ (0.54)	$ (1.01)
Weighted average common shares outstanding:
Basic (in shares)	88,429,627	85,047,991	86,239,337	85,038,151
Diluted (in shares)	88,429,627	85,047,991	86,239,337	85,038,151