v3.22.4

Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Accounting Policies [Abstract] |
Schedule of Weighed-Average Useful Lives of Properties, Plants, and Equipment | The following table details the weighted-average useful lives of structures and machinery and equipment by reporting segment (numbers in years):
| Structures |  | Machinery and equipment
Rolled Products | 32 |  | 22
Building and Construction Systems | 25 |  | 18
Extrusions | 32 |  | 20
December 31, |  | 2022 |  | 2021
Land and land rights |  | $ | 19 |  |  | $ | 22 |
Structures: |  |  |  |
Rolled Products* |  | 1,022 |  |  | 1,107 |
Building and Construction Systems |  | 96 |  |  | 96 |
Extrusions |  | 152 |  |  | 150 |
Other |  | 149 |  |  | 152 |
|  | 1,419 |  |  | 1,505 |
Machinery and equipment: |  |  |  |
Rolled Products* |  | 4,299 |  |  | 4,816 |
Building and Construction Systems |  | 204 |  |  | 203 |
Extrusions |  | 523 |  |  | 523 |
Other |  | 274 |  |  | 291 |
|  | 5,300 |  |  | 5,833 |
|  | 6,738 |  |  | 7,360 |
Less: accumulated depreciation and amortization |  | 4,613 |  |  | 4,878 |
|  | 2,125 |  |  | 2,482 |
Construction work-in-progress |  | 236 |  |  | 169 |
|  | $ | 2,361 |  |  | $ | 2,651 |
_____________________ *In November 2022, Arconic completed the sale of all of its operations in Russia (see Note S).
Schedule of Weighted-Average Useful Lives of Software and Other Intangible Assets by Reportable Segment | 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 | 8 |  | —
Building and Construction Systems | 4 |  | 20
Extrusions | 3 |  | 10
Other intangible assets, which are included in Other noncurrent assets on the accompanying Consolidated Balance Sheet, were as follows:
December 31, 2022 |  | Gross carrying amount |  | Accumulated amortization |  | Net carrying amount
Computer software* |  | $ | 545 |  |  | $ | (521) |  |  | $ | 24 |
Patents and licenses |  | 27 |  |  | (27) |  |  | — |
Other |  | 21 |  |  | (18) |  |  | 3 |
Total other intangible assets |  | $ | 593 |  |  | $ | (566) |  |  | $ | 27 |
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 |
_____________________ *In 2022, Arconic recognized an impairment charge of $2 for the Extrusions segment as the result of a business review (See 2022 Actions in Note E).

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration