Business, Product and Geographical Area Information and Concentration of Risk (Tables)

12 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Schedule of net sales by end market segment applications

The following table presents Net sales by end market applications and by timing of control transfer for the periods presented (in millions of dollars):

	Year Ended December 31,
	2019		2018			2017
Net sales:
Aero/HS products	$	803.2	$	739.4		$	653.7
Automotive Extrusions	190.5		239.3			217.3
GE products	480.1		546.0			476.2
Other products	40.3		61.2			50.3
Total net sales	$	1,514.1	$	1,585.9		$	1,397.5
Timing of revenue recognition:
Products transferred at a point in time	$	866.9	$	912.7	1	n/a
Products transferred over time	647.2		673.2		1	n/a
Total net sales	$	1,514.1	$	1,585.9

Schedule of net sales, income taxes paid, and long-lived assets, by geographical area

eographic information for net sales based on country of origin, income taxes paid and long-lived assets for the periods presented (in millions of dollars):

	Year Ended December 31,
	2019		2018		2017
Net sales to unaffiliated customers:
Domestic	$	1,461.4	$	1,509.6	$	1,337.3
Foreign1	52.7		76.3		60.2
Total net sales	$	1,514.1	$	1,585.9	$	1,397.5
Income taxes paid:
Domestic	$	3.5	$	1.6	$	1.2
Foreign	2.0		2.0		0.1
Total income taxes paid	$	5.5	$	3.6	$	1.3

	December 31,
	2019		2018		2017
Long-lived assets:2
Domestic	$	592.9	$	581.7	$	541.2
Foreign1	29.1		30.1		30.2
Total long-lived assets	$	622.0	$	611.8	$	571.4

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^1.  Foreign reflects our London, Ontario production facility.

^2.  Long-lived assets represent Property, plant and equipment, net.

Schedules of Concentration of Risk, by Risk Factor

The following table presents information about export sales and primary aluminum supply from our major suppliers for the periods presented:

	Year Ended December 31,
	2019		2018		2017
Percentage of Net sales:
Export sales	14	%	15	%	18	%
Percentage of total annual primary aluminum supply (lbs):
Supply from our top five major suppliers	74	%	81	%	85	%
Supply from our largest supplier	22	%	22	%	36	%
Supply from our second and third largest suppliers combined	32	%	38	%	33	%