Segment Information (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Schedule of Operating Results of Alcoa's Reportable Segments

The operating results of Alcoa’s reportable segments were as follows (differences between segment totals and consolidated totals are in Corporate):

	Alumina			Primary Metals			Global Rolled Products			Engineered Products and Solutions		Total
Second quarter ended June 30, 2014
Sales:
Third-party sales	$	761		$	1,659		$	1,860		$	1,502	$	5,782
Intersegment sales		480			718			44			—		1,242
Total sales	$	1,241		$	2,377		$	1,904		$	1,502	$	7,024
Profit and loss:
Equity loss	$	(7	)	$	(17	)	$	(6	)	$	—	$	(30	)
Depreciation, depletion, and amortization		100			129			58			41		328
Income taxes		12			30			23			102		167
After-tax operating income (ATOI)		38			97			79			204		418
Second quarter ended June 30, 2013
Sales:
Third-party sales	$	822		$	1,620		$	1,877		$	1,468	$	5,787
Intersegment sales		581			677			43			—		1,301
Total sales	$	1,403		$	2,297		$	1,920		$	1,468	$	7,088
Profit and loss:
Equity loss	$	(1	)	$	(7	)	$	(2	)	$	—	$	(10	)
Depreciation, depletion, and amortization		115			132			55			39		341
Income taxes		14			(25	)		32			94		115
ATOI		64			(32	)		79			193		304
Six months ended June 30, 2014
Sales:
Third-party sales	$	1,606		$	3,083		$	3,537		$	2,945	$	11,171
Intersegment sales		990			1,452			87			—		2,529
Total sales	$	2,596		$	4,535		$	3,624		$	2,945	$	13,700
Profit and loss:
Equity loss	$	(12	)	$	(45	)	$	(11	)	$	—	$	(68	)
Depreciation, depletion, and amortization		197			253			116			81		647
Income taxes		52			19			57			193		321
ATOI		130			82			138			393		743
Six months ended June 30, 2013
Sales:
Third-party sales	$	1,648		$	3,378		$	3,656		$	2,891	$	11,573
Intersegment sales		1,176			1,404			94			—		2,674
Total sales	$	2,824		$	4,782		$	3,750		$	2,891	$	14,247
Profit and loss:
Equity loss	$	—		$	(16	)	$	(6	)	$	—	$	(22	)
Depreciation, depletion, and amortization		224			267			112			79		682
Income taxes		28			(24	)		71			178		253
ATOI		122			7			160			366		655

Schedule of Segment ATOI to Consolidated Net Income (Loss) Attributable to Alcoa

The following table reconciles total segment ATOI to consolidated net income (loss) attributable to Alcoa:

	Second quarter ended June 30,						Six months ended June 30,
	2014			2013			2014			2013
Total segment ATOI	$	418		$	304		$	743		$	655
Unallocated amounts (net of tax):
Impact of LIFO		(8	)		5			(15	)		3
Interest expense		(69	)		(76	)		(147	)		(151	)
Noncontrolling interests		9			29			28			8
Corporate expense		(70	)		(71	)		(137	)		(138	)
Restructuring and other charges		(77	)		(211	)		(398	)		(216	)
Other		(65	)		(99	)		(114	)		(131	)
Consolidated net income (loss) attributable to Alcoa	$	138		$	(119	)	$	(40	)	$	30