Segment and Geographical Area Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Summary of financial information by operating segment

	Quarter Ended						Six Months Ended
	June 30,						June 30,
	2017			2016			2017			2016
Net sales:
Fabricated Products	$	356.3		$	334.9		$	711.6		$	678.1
Segment operating income (loss):
Fabricated Products	$	25.6		$	72.1		$	96.2		$	130.0
All Other	(14.2		)	(14.2		)	(25.3		)	(27.3		)
Total operating income	$	11.4		$	57.9		$	70.9		$	102.7
Interest expense	(5.5		)	(5.5		)	(11.1		)	(9.2		)
Other income (expense), net	1.0			(10.7		)	1.6			(10.4		)
Income before income taxes	$	6.9		$	41.7		$	61.4		$	83.1
Depreciation and amortization:
Fabricated Products	$	9.4		$	8.8		$	18.8		$	17.4
All Other	0.1			0.2			0.3			0.3
Total depreciation and amortization	$	9.5		$	9.0		$	19.1		$	17.7
Capital expenditures:
Fabricated Products	$	24.8		$	16.3		$	39.4		$	42.1
All Other	0.1			0.1			0.3			0.2
Total capital expenditures	$	24.9		$	16.4		$	39.7		$	42.3

	June 30, 2017		December 31, 2016
Assets:
Fabricated Products	$	991.5	$	969.4
All Other1	395.2		474.1
Total assets	$	1,386.7	$	1,443.5

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¹  Assets in All Other represent primarily all of our cash and cash equivalents, short-term investments, financial derivative assets (see Note 9) and net deferred income tax assets.

Schedule of net sales by end market segment applications

Net sales for the Fabricated Products segment by end market applications were as follows (in millions of dollars):

	Quarter Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Net sales:
Aero/HS products	$	165.5	$	167.7	$	333.0	$	344.6
Automotive Extrusions	55.9		48.8		108.9		97.1
GE products	122.0		107.3		245.2		212.7
Other products	12.9		11.1		24.5		23.7
Total net sales	$	356.3	$	334.9	$	711.6	$	678.1

Schedule of income taxes paid by geographical area

Geographic information for income taxes paid was as follows (in millions of dollars):

	Quarter Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Income taxes paid:
Domestic	$	0.3	$	0.2	$	0.4	$	0.3
Foreign	—		0.3		0.1		0.5
Total income taxes paid	$	0.3	$	0.5	$	0.5	$	0.8

Schedule of information for contractual delivery of primary aluminum supply from major suppliers

Information for delivery of our primary aluminum supply from our major suppliers was as follows:

	Quarter Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Percentage of total primary aluminum supply (lbs):
Supply from our top five major suppliers	80	%	86	%	80	%	84	%
Supply from our largest supplier	24	%	36	%	25	%	33	%
Supply from our second and third largest suppliers	35	%	30	%	33	%	32	%