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Segment Information - Information on Reportable Segments (Details) $ in Millions		3 Months Ended								12 Months Ended
		Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($)	Mar. 31, 2014 USD ($)	Dec. 31, 2015 USD ($) segment		Dec. 31, 2014 USD ($)		Dec. 31, 2013 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment										2
Reconciliation from Segment Totals to Consolidated [Abstract]
Revenues		$ 310.5	$ 294.6	$ 240.9	$ 238.6	$ 286.1	$ 300.8	$ 281.0	$ 273.4	$ 1,084.6		$ 1,141.3		$ 1,214.8
Reconciliation of Net Earnings from Segments [Abstract]
Interest expense, net										12.7		6.6		42.0
(Loss) earnings before income taxes	[1]									(248.9)		(55.1)		101.5
(Benefit from) provision for income taxes										(15.1)		31.9		(4.3)
Net (loss) earnings		$ (187.0)	$ (14.9)	$ (16.1)	$ (15.8)	$ (1.1)	$ (14.6)	$ (78.9)	$ 7.6	(233.8)	[1]	(87.0)	[1]	105.8	[1]
Reconciliation of Depreciation and Amortization [Abstract]
Depreciation and amortization										135.7		169.9		130.9
Reconciliation of Research and Development Expense [Abstract]
Research and development expenses										112.1		83.0		82.6
Operating segments
Reconciliation of Net Earnings from Segments [Abstract]
(Loss) earnings before interest and income taxes	[1]									179.8		5.1		(187.0)
Reconciliation of Capital Expenditures [Abstract]
Capital expenditures										69.0		92.3		91.3
Reconciliation of Research and Development Expense [Abstract]
Research and development expenses										112.1		83.0		82.6
Operating segments | Mobile Consumer Electronics
Reconciliation from Segment Totals to Consolidated [Abstract]
Revenues										656.7		684.1		777.2
Reconciliation of Net Earnings from Segments [Abstract]
(Loss) earnings before interest and income taxes										240.8		74.6		(122.0)
Reconciliation of Depreciation and Amortization [Abstract]
Depreciation and amortization										107.9		143.0		100.3
Reconciliation of Capital Expenditures [Abstract]
Capital expenditures										43.5		71.0		66.4
Reconciliation of Research and Development Expense [Abstract]
Research and development expenses										83.9		55.1		53.5
Operating segments | Specialty Components
Reconciliation from Segment Totals to Consolidated [Abstract]
Revenues										427.9		457.2		437.7
Reconciliation of Net Earnings from Segments [Abstract]
(Loss) earnings before interest and income taxes										(61.0)		(69.5)		(65.0)
Reconciliation of Depreciation and Amortization [Abstract]
Depreciation and amortization										25.1		24.8		28.8
Reconciliation of Capital Expenditures [Abstract]
Capital expenditures										19.9		16.6		21.7
Reconciliation of Research and Development Expense [Abstract]
Research and development expenses										28.2		27.9		29.1
Corporate, Non-Segment [Member]
Reconciliation of Net Earnings from Segments [Abstract]
(Loss) earnings before interest and income taxes										56.4		43.4		43.5
Reconciliation of Depreciation and Amortization [Abstract]
Depreciation and amortization										2.7		2.1		1.8
Reconciliation of Capital Expenditures [Abstract]
Capital expenditures										5.6		4.7		3.2
Intra-segment eliminations
Reconciliation from Segment Totals to Consolidated [Abstract]
Revenues										$ 0.0		$ 0.0		$ (0.1)
[1] Years Ended December 31, 2015 2014 2013Revenue: Mobile Consumer Electronics$656.7 $684.1 $777.2Specialty Components427.9 457.2 437.7Intra-segment eliminations— — (0.1)Total consolidated revenue$1,084.6 $1,141.3 $1,214.8 (Loss) earnings before interest and income taxes: Mobile Consumer Electronics$(240.8) $(74.6) $122.0Specialty Components61.0 69.5 65.0Total segments(179.8) (5.1) 187.0Corporate expense / other56.4 43.4 43.5Interest expense, net12.7 6.6 42.0(Loss) earnings before income taxes(248.9) (55.1) 101.5(Benefit from) provision for income taxes(15.1) 31.9 (4.3)Net (loss) earnings$(233.8) $(87.0) $105.8 Depreciation and amortization: Mobile Consumer Electronics$107.9 $143.0 $100.3Specialty Components25.1 24.8 28.8Corporate2.7 2.1 1.8Total$135.7 $169.9 $130.9 Capital expenditures: Mobile Consumer Electronics$43.5 $71.0 $66.4Specialty Components19.9 16.6 21.7Corporate5.6 4.7 3.2Total$69.0 $92.3 $91.3 Research and development: Mobile Consumer Electronics$83.9 $55.1 $53.5Specialty Components28.2 27.9 29.1Total$112.1 $83.0 $82.6

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