v3.22.0.1

Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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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 |

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