Business Segments (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of sales by segment

(In millions)	2017		2016		2015
Total sales:
High Performance Materials & Components	$	2,127.0	$	1,979.5	$	2,062.7
Flat Rolled Products	1,527.5		1,260.8		1,807.9
Total sales	3,654.5		3,240.3		3,870.6
Intersegment sales:
High Performance Materials & Components	59.6		49.1		76.8
Flat Rolled Products	69.8		56.6		74.2
Total intersegment sales	129.4		105.7		151.0
Sales to external customers:
High Performance Materials & Components	2,067.4		1,930.4		1,985.9
Flat Rolled Products	1,457.7		1,204.2		1,733.7
Total sales to external customers	$	3,525.1	$	3,134.6	$	3,719.6

Schedule of operating profit (loss) by segment

(In millions)	2017			2016			2015
Operating profit (loss):
High Performance Materials & Components	$	246.4		$	168.7		$	157.1
Flat Rolled Products	37.0			(163.0		)	(241.9		)
Total operating profit (loss)	283.4			5.7			(84.8		)
LIFO and net realizable value reserves (See Note 2)	(0.2		)	0.8			0.1
Corporate expenses	(50.5		)	(43.4		)	(44.7		)
Closed operations and other expenses	(34.0		)	(34.6		)	(22.1		)
Restructuring and other charges (See Note 16)	—			(538.5		)	(89.7		)
Impairment of goodwill (See Note 4)	(114.4		)	—			(126.6		)
Debt extinguishment charge (See Note 8)	(37.0		)	—			—
Interest expense, net	(133.8		)	(124.0		)	(110.2		)
Loss before income taxes	$	(86.5	)	$	(734.0	)	$	(478.0	)

Schedule of other financial information by segment

Certain additional information regarding the Company’s business segments is presented below:

(In millions)	2017		2016		2015
Depreciation and amortization:
High Performance Materials & Components	$	109.3	$	118.4	$	131.8
Flat Rolled Products	45.6		48.8		55.6
Corporate	5.9		3.1		2.5
Total depreciation and amortization	$	160.8	$	170.3	$	189.9
Capital expenditures:
High Performance Materials & Components	$	62.7	$	89.9	$	75.8
Flat Rolled Products	59.1		111.8		68.0
Corporate	0.9		0.5		0.7
Total capital expenditures	$	122.7	$	202.2	$	144.5

Identifiable assets:	2017		2016		2015
High Performance Materials & Components	$	2,662.3	$	2,744.3	$	3,355.5
Flat Rolled Products	2,218.4		2,056.4		2,189.5
Discontinued Operations	0.2		0.4		0.9
Corporate:
Deferred Taxes	7.6		12.1		—
Cash and cash equivalents and other	296.9		356.8		205.8
Total assets	$	5,185.4	$	5,170.0	$	5,751.7

Schedule of revenue by country

($ in millions)	2017		Percent of total		2016		Percent of total		2015		Percent of total
External sales:
United States	$	2,070.6	59	%	$	1,857.5	59	%	$	2,142.6	58	%
China	265.6		7	%	214.1		7	%	246.9		7	%
United Kingdom	231.6		6	%	183.8		6	%	198.2		5	%
Germany	217.1		6	%	177.7		6	%	193.3		5	%
France	165.6		5	%	142.6		4	%	153.3		4	%
Japan	131.7		4	%	151.9		5	%	202.3		5	%
Canada	99.8		3	%	97.6		3	%	154.5		4	%
Mexico	96.1		3	%	89.7		3	%	78.4		2	%
Other	247.0		7	%	219.7		7	%	350.1		10	%
Total External Sales	$	3,525.1	100	%	$	3,134.6	100	%	$	3,719.6	100	%

Schedule of company assets by country

($ in millions)	2017		Percent of total		2016		Percent of total		2015		Percent of total
Total assets:
United States	$	4,547.7	88	%	$	4,591.5	89	%	$	5,073.1	88	%
China	276.0		5	%	249.3		5	%	260.0		5	%
United Kingdom	122.7		2	%	122.8		2	%	154.3		3	%
Other	239.0		5	%	206.4		4	%	264.3		4	%
Total Assets	$	5,185.4	100	%	$	5,170.0	100	%	$	5,751.7	100	%