Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The following table details the changes in the carrying amount of goodwill:

	Engineered Products and Solutions			Global Rolled Products			Transportation and Construction Solutions			Total
Balances at December 31, 2016
Goodwill	$	4,832		$	241		$	128		$	5,201
Accumulated impairment losses	—			—			(53		)	(53		)
Goodwill, net	4,832			241			75			5,148
Impairment (A)	(719		)	—			—			(719		)
Translation and other	92			11			3			106
Balances at December 31, 2017
Goodwill	4,924			252			131			5,307
Accumulated impairment losses	(719		)	—			(53		)	(772		)
Goodwill, net	4,205			252			78			4,535
Divestitures (T)	(1		)	—			—			(1		)
Translation and other	(25		)	(7		)	(2		)	(34		)
Balances at December 31, 2018
Goodwill	4,898			245			129			5,272
Accumulated impairment losses	(719		)	—			(53		)	(772		)
Goodwill, net	$	4,179		$	245		$	76		$	4,500

Other Intangible Assets

Other intangible assets were as follows:

December 31, 2018	Gross carrying amount		Accumulated amortization			Intangibles, net
Computer software	$	768	$	(657	)	$	111
Patents and licenses	110		(107		)	3
Other intangibles	922		(149		)	773
Total amortizable intangible assets	1,800		(913		)	887
Indefinite-lived trade names and trademarks	32		—			32
Total other intangible assets	$	1,832	$	(913	)	$	919

December 31, 2017	Gross carrying amount		Accumulated amortization			Intangibles, net
Computer software	$	789	$	(674	)	$	115
Patents and licenses	110		(107		)	3
Other intangibles	953		(116		)	837
Total amortizable intangible assets	1,852		(897		)	955
Indefinite-lived trade names and trademarks	32		—			32
Total other intangible assets	$	1,884	$	(897	)	$	987