Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Carrying Amount of Goodwill


	Rolled Products		Building and Construction Systems		Extrusions		Total
Balances at December 31, 2019:
Goodwill	$	246	$	97	$	71	$	414
Accumulated impairment losses	—		(28)		—		(28)
Goodwill, net	246		69		71		386
Divestitures (S)	(1)		—		(6)		(7)
Translation	9		2		—		11
Balances at December 31, 2020:
Goodwill	254		99		65		418
Accumulated impairment losses	—		(28)		—		(28)
Goodwill, net	254		71		65		390
Impairment (B)	—		—		(65)		(65)
Translation	(1)		(2)		—		(3)
Balances at December 31, 2021:
Goodwill	253		97		65		415
Accumulated impairment losses	—		(28)		(65)		(93)
Goodwill, net	$	253	$	69	$	—	$	322

In 2021, Arconic recognized an impairment charge of $65 for the Extrusions reporting unit based on the result of the annual review of goodwill for impairment (see Goodwill in Note B).

Schedule of Other Intangible Assets

The following table details the weighted-average useful lives of software and other intangible assets by reporting segment (numbers in years):


	Software	Other intangible assets
Rolled Products	7	15
Building and Construction Systems	4	20
Extrusions	4	10

Other intangible assets, which are included in Other noncurrent assets on the accompanying Consolidated Balance Sheet, were as follows:


December 31, 2021	Gross carrying amount		Accumulated amortization		Net carrying amount
Computer software	$	555	$	(523)	$	32
Patents and licenses	27		(27)		—
Other	21		(15)		6
Total other intangible assets	$	603	$	(565)	$	38


December 31, 2020	Gross carrying amount		Accumulated amortization		Net carrying amount
Computer software	$	550	$	(510)	$	40
Patents and licenses	28		(28)		—
Other	21		(14)		7
Total other intangible assets	$	599	$	(552)	$	47