Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Operating Results of Arconic's Reportable Segments

The operating results of Arconic’s reportable segments were as follows:

	Engineered				Transportation
	Products and		Global Rolled		and Construction		Combined
	Solutions		Products		Solutions		Segment
First quarter ended
March 31, 2017
Sales:
Third-party sales	$	1,485	$	1,249	$	449	$	3,183
Intersegment sales		—		34		—		34
Total sales	$	1,485	$	1,283	$	449	$	3,217
Profit and loss:
Depreciation and amortization		64		50		12		126
Adjusted EBITDA		306		171		72		549
First quarter ended
March 31, 2016
Sales:
Third-party sales	$	1,449	$	1,184	$	429	$	3,062
Intersegment sales		—		29		—		29
Total sales	$	1,449	$	1,213	$	429	$	3,091
Profit and loss:
Depreciation and amortization		65		50		11		126
Adjusted EBITDA		305		155		64		524

Schedule of Combined Segment Adjusted EBITDA to Consolidated Net Income

The following table reconciles combined segment adjusted EBITDA to consolidated net income attributable to Arconic:

	First quarter ended
	March 31,
	2017			2016
Combined segment adjusted EBITDA	$	549		$	524
Unallocated amounts:
Depreciation and amortization		(133	)		(133	)
Interest expense		(115	)		(121	)
Restructuring and other charges		(73	)		(16	)
Other income, net		354			12
Discontinued operations		—			(94	)
Income taxes		(162	)		(51	)
Impact of LIFO		(19	)		(12	)
Metal price lag		22			—
Corporate expense		(91	)		(76	)
Other		(10	)		(17	)
Consolidated net income attributable to Arconic	$	322		$	16