Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Operating Segment Reporting Information

Financial information for our operating segments for the quarters ended March 31, 2017 and 2016 is as follows:

	(Unaudited)
	Composite		Engineered		Corporate &
(In millions	Materials		Products		Other (a)			Total
First Quarter 2017
Net sales to external customers	$	387.5	$	91.3	$	—		$	478.8
Intersegment sales		17.1	$	—		(17.1	)		—
Total sales		404.6		91.3		(17.1	)		478.8
Operating income		81.9		13.0		(16.3	)		78.6
Depreciation and amortization		22.5		1.8		0.1			24.4
Stock-based compensation		3.4		0.7		6.8			10.9
Accrual basis additions to capital expenditures		86.6		6.3		—			92.9
First Quarter 2016
Net sales to external customers	$	395.8	$	101.9	$	—		$	497.7
Intersegment sales		18.1		—		(18.1	)		—
Total sales		413.9		101.9		(18.1	)		497.7
Operating income		90.8		12.3		(19.2	)		83.9
Depreciation and amortization		20.4		1.8		—			22.2
Stock-based compensation		3.1		0.6		6.8			10.5
Accrual basis additions to capital expenditures		70.0		3.3		—			73.3
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(a) We do not allocate Corporate expenses to the operating segments

Schedule of Goodwill and Intangible Assets by Segment

The carrying amount of gross goodwill and intangible assets by segment is as follows:

(In millions)	March 31, 2017		December 31, 2016
Composite Materials	$	56.5	$	56.1
Engineered Products		16.1		16.1
Goodwill and intangible assets	$	72.6	$	72.2