Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

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


	Engine Products		Fastening Systems		Engineered Structures		Forged Wheels		Total
Balances at December 31, 2018
Goodwill	$	2,785	$	1,607	$	506	$	7	$	4,905
Accumulated impairment losses	(719)		—		—		—		(719)
Goodwill, net	2,066		1,607		506		7		4,186
Acquisitions and Divestitures (See Note U)	(13)		—		—		—		(13)
Translation and other	6		—		(2)		—		4
Transfer from Engineered Structures to Discontinued Operations (Arconic Corporation)	—		—		(110)		—		(110)
Transfer from Engineered Structures to Engine Products	105		—		(105)		—		—
Balances at December 31, 2019
Goodwill	2,883		1,607		289		7		4,786
Accumulated impairment losses	(719)		—		—		—		(719)
Goodwill, net	2,164		1,607		289		7		4,067

Impairment (See Note U)	—		—		(2)		—		(2)
Translation and other	24		13		—		—		37
Transfer from Engine Products to Engineered Structures	(17)		—		17		—		—
Balances at December 31, 2020
Goodwill	2,890		1,620		306		7		4,823
Accumulated impairment losses	(719)		—		(2)		—		(721)
Goodwill, net	$	2,171	$	1,620	$	304	$	7	$	4,102

In the first quarter of 2020, the Savannah operations was transferred from the Engine Products segment to the Engineered Structures segment, and as a result goodwill of $17 was reallocated.

In the second quarter of 2019, the Company's casting operations were transferred from the Engineered Structures segment to the Engine Products segment, and as a result goodwill of $105 was reallocated. In the second quarter of 2018, the aluminum extrusion operations was also transferred from the Engineered Structures segment to Discontinued operations, and as a result goodwill of $110 was reallocated.

Other intangible assets were as follows:


December 31, 2020	Gross carrying amount		Accumulated amortization		Intangibles, net
Computer software	$	194	$	(169)	$	25
Patents and licenses	67		(65)		2
Other intangibles	700		(188)		512
Total amortizable intangible assets	961		(422)		539
Indefinite-lived trade names and trademarks	32		—		32
Total intangible assets, net	$	993	$	(422)	$	571


December 31, 2019	Gross carrying amount		Accumulated amortization		Intangibles, net
Computer software	$	199	$	(165)	$	34
Patents and licenses	67		(65)		2
Other intangibles	693		(162)		531
Total amortizable intangible assets	959		(392)		567
Indefinite-lived trade names and trademarks	32		—		32
Total intangible assets, net	$	991	$	(392)	$	599

During the second quarter of 2019, the Company recorded a charge of $197 for intangible asset impairments associated with the Disks long-lived asset group which was recorded in Restructuring and other charges in the accompanying Statement of Consolidated Operations. See Note O for additional details.

Computer software consists primarily of software costs associated with enterprise business solutions across Howmet's businesses.

Amortization expense related to the intangible assets recorded in Provision for depreciation and amortization in the accompanying Statement of Consolidated Operations was $40, $58, and $58 for the years ended December 31, 2020, 2019, and 2018 respectively, and is expected to be in the range of approximately $37 to $43 annually from 2021 to 2025.