GOODWILL AND OTHER ACQUISITION INTANGIBLES (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Activity in Goodwill Balances for Each Segment

Following are the changes in goodwill by segment.

	Aerospace Materials		Industrial Materials			In Process Separation			Additive Technologies		Total
Balance at December 31, 2011:	$	219.5	$	14.5		$	52.7		$	27.8	$	314.5
Acquisitions	17.0		167.4			20.8			—		205.2
Foreign currency translation adjustments	0.6		4.9			0.1			—		5.6
Balance at December 31, 2012:	237.1		186.8			73.6			27.8		525.3
Foreign currency translation adjustments	1.1		1.1			(4.7		)	—		(2.5		)
Umeco acquisition adjustments	0.3		2.0			—			—		2.3
Sale of the Industrial Materials distribution product line	—		(3.8		)	—			—		(3.8		)
Balance at December 31, 2013:	$	238.5	$	186.1		$	68.9		$	27.8	$	521.3

Other Acquisition Intangibles

Other acquisition intangibles consisted of the following major classes:

	Weighted Average Useful Life (years)	Gross Carrying Value				Accumulated Amortization						Net Carrying Value
December 31,	2013	2013		2012		2013			2012			2013		2012
Technology-based	14.5	$	48.6	$	48.6	$	(23.8	)	$	(20.6	)	$	24.8	$	28.0
Marketing-related	10.1	14.3		15.1		(6.5		)	(5.2		)	7.8		9.9
Customer-related	15.8	156.2		163.9		(27.7		)	(18.1		)	128.5		145.8
Total		$	219.1	$	227.6	$	(58.0	)	$	(43.9	)	$	161.1	$	183.7

Estimated Future Amortization Expense for Next Five Years

Assuming no change in the gross carrying amount of acquisition intangibles and that the 2013 average exchange rates remain constant, the estimated future amortization expense for the next five years is as follows:

	2014		2015		2016		2017		2018
Intangibles amortization expense	$	14.8	$	14.7	$	14.5	$	13.5	$	11.9