v3.22.0.1

Contingencies and Commitments​ (Details) $ in Millions |  |  |  |  |  |  | 1 Months Ended | 8 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 23, 2020 claimant defendant | Jun. 26, 2020 claimant | Jun. 12, 2020 USD ($) firefighter claimant police_officer | Jun. 11, 2020 firefighter | Jun. 06, 2019 plaintiff | Sep. 15, 2017 executive | Jun. 30, 2019 USD ($) | Feb. 23, 2021 firefighter | Feb. 23, 2021 firefighter | Dec. 31, 2021 USD ($) claimant segment firefighter police_officer | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) request
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation |  |  |  |  |  |  |  |  |  | $ 64.0 | $ 156.0 |  |
Environmental remediation, current |  |  |  |  |  |  |  |  |  | 15.0 | 90.0 |  |
Accounts payable, trade |  |  |  |  |  |  |  |  |  | 1,718.0 | 1,106.0 |  |
Remediation reserve decrease |  |  |  |  |  |  |  |  |  | (5.0) | 2.0 |  |
Remediation reserve reversal liability |  |  |  |  |  |  |  |  |  |  | 5.0 |  |
Environmental remediation, additions |  |  |  |  |  |  |  |  |  | 5.0 |  |  |
Environmental remediation, payments |  |  |  |  |  |  |  |  |  | 84.0 | 82.0 | $ 56.0 |
Environmental remediation, increase for obligations transferred in connection with Separation |  |  |  |  |  |  |  |  |  | 13.0 |  |  |
Environmental remediation, decrease for other items |  |  |  |  |  |  |  |  |  | 3.0 |  |  |
Purchase commitments due in 2021 |  |  |  |  |  |  |  |  |  | 3,287.0 |  |  |
Purchase commitments due in 2022 |  |  |  |  |  |  |  |  |  | 270.0 |  |  |
Purchase commitments due in 2023 |  |  |  |  |  |  |  |  |  | 40.0 |  |  |
Purchase commitments due in 2024 |  |  |  |  |  |  |  |  |  | 37.0 |  |  |
Purchase commitments due in 2025 |  |  |  |  |  |  |  |  |  | 35.0 |  |  |
Purchase commitments due thereafter |  |  |  |  |  |  |  |  |  | 24.0 |  |  |
Guarantor obligations, carrying value |  |  |  |  |  |  |  |  |  | 2.0 |  |  |
Total amount committed under letters of credit |  |  |  |  |  |  |  |  |  | 10.0 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |  |  |  |  |  |  |  |  |  | 335.0 | 787.0 | 72.0 | $ 81.0
Cash and cash equivalents |  |  |  |  |  |  |  |  |  | 335.0 | 787.0 |  |
Total sales |  |  |  |  |  |  |  |  |  | 7,504.0 | 5,675.0 | 7,277.0 |
Russia |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |  |  |  |  |  |  |  |  |  | $ 79.0 |  |  |
Percentage Of Cash |  |  |  |  |  |  |  |  |  | 24.00% |  |  |
Percentage of Liquidity |  |  |  |  |  |  |  |  |  | 7.00% |  |  |
Total sales |  |  |  |  |  |  |  |  |  | $ 793.0 | 535.0 | 512.0 |
Samara, Russia |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total sales |  |  |  |  |  |  |  |  |  | $ 968.0 |  |  |
Percentage Of Third Party Sales |  |  |  |  |  |  |  |  |  | 16.00% |  |  |
Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | $ 87.0 |  |  |
Percentage Of Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | 13.00% |  |  |
Revolving Credit Facility | ABL Credit Agreement | Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Unused Borrowing Capacity, Amount |  |  |  |  |  |  |  |  |  | $ 790.0 |  |  |
Howmet Aerospace | Arconic Corporation |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Guarantor obligations, carrying value |  |  |  |  |  |  |  |  |  | 0.0 |  |  |
Total amount committed under letters of credit |  |  |  |  |  |  |  |  |  | 27.0 |  |  |
Alcoa Corporation | Arconic Corporation |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Guarantor obligations, carrying value |  |  |  |  |  |  |  |  |  | 16.0 |  |  |
Total amount committed under letters of credit |  |  |  |  |  |  |  |  |  | 0.0 |  |  |
Surety Bonds |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount committed under surety bonds |  |  |  |  |  |  |  |  |  | 43.0 |  |  |
Surety Bonds | Howmet Aerospace | Arconic Corporation |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount committed under surety bonds |  |  |  |  |  |  |  |  |  | 4.0 |  |  |
Surety Bonds | Alcoa Corporation | Arconic Corporation |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Total amount committed under surety bonds |  |  |  |  |  |  |  |  |  | $ 5.0 |  |  |
Grenfell Tower Fire, Survivors and Estates of Decedents | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | defendant | 23 |  |  |  |  |  |  |  |  |  |  |  |
Survivors and Estates of Decedents, Represented by Birnberg Peirce Ltd | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 118 |  | 4 |  |  |  |  |  |  | 113 |  |  |
Survivors and Estates of Decedents, Represented by Howe & Co Solicitors | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant |  |  | 2 |  |  |  |  |  |  |  |  |  |
Survivors and Estates of Decedents, Represented by Russell-Cooke LLP | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 34 | 3 |  |  |  |  |  |  |  | 33 |  |  |
Survivors and Estates of Decedents, Represented by Deighton Pierce Glynn | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 7 |  |  |  |  |  |  |  |  |  |  |  |
GreSurvivors and Estates of Decedents, Represented by SMQ Legal Services | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 5 |  |  |  |  |  |  |  |  | 6 |  |  |
Survivors and Estates of Decedents, Represented by Scott Moncrieff | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 4 |  |  |  |  |  |  |  |  | 3 |  |  |
Survivors and Estates of Decedents, Represented by Saunders Law | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 31 |  |  |  |  |  |  |  |  | 27 |  |  |
Survivors and Estates of Decedents, Represented by Imran Khan & Partners | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 40 |  |  |  |  |  |  |  |  | 47 |  |  |
Survivors and Estates of Decedents, Represented by Howe & Co | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 61 |  |  |  |  |  |  |  |  | 58 |  |  |
Survivors and Estates of Decedents, Represented by Hodge Jones and Allen Solicitor | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 114 |  |  |  |  |  |  |  |  |  |  |  |
Survivors and Estates of Decedents, Represented by Hickman & Rose | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 19 |  |  |  |  |  |  |  |  | 23 |  |  |
Survivors and Estates of Decedents, Represented by Duncan Lewis Solicitors | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 5 |  |  |  |  |  |  |  |  | 10 |  |  |
Survivors and Estates of Decedents, Represented by Bindmans LLP | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 341 |  |  |  |  |  |  |  |  |  |  |  |
Survivors and Estates of Decedents, Represented by Bhatt Murphy Ltd | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 82 |  |  |  |  |  |  |  |  | 76 |  |  |
Emergency Responders, Represented by Thompsons Solicitors | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | firefighter |  |  |  | 98 |  |  |  |  |  | 80 |  |  |
Number of additional plaintiffs added to suit | firefighter |  |  |  |  |  |  |  |  | 10 | 7 |  |  |
Emergency Responders, Represented by Penningtons Manches Cooper LLP | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | police_officer |  |  | 27 |  |  |  |  |  |  | 36 |  |  |
Emergency Responders, Represented by Pattinson and Brewer | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | firefighter |  |  | 2 |  |  |  |  |  |  |  |  |  |
Number of claimants withdrawn from suit | firefighter |  |  |  |  |  |  |  | 1 |  |  |  |  |
Behrens v. Arconic |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | plaintiff |  |  |  |  | 247 |  |  |  |  |  |  |  |
Sullivan v. Arconic |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of former executives | executive |  |  |  |  |  | 3 |  |  |  |  |  |  |
Airbus Matters | Damages from Product Defects |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of separate confidential requests for arbitration | request |  |  |  |  |  |  |  |  |  |  |  |  | 3
Damages sought (in excess of) |  |  | $ 200.0 |  |  |  |  |  |  |  |  |  |
Grenfell Tower Fire, Survivors And Estates Of Decedents, Represented By Slater & Gordon | Grenfell Tower Fire |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants/plaintiffs | claimant | 27 |  |  |  |  |  |  |  |  | 24 |  |  |
Federal Antimonopoly Services of the Russian Federation Litigation | Non-Compliance with Russian Federal Law No. 57-FZ |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Number Of Subsidiaries | segment |  |  |  |  |  |  |  |  |  | 2 |  |  |
Aluminum Rolling Mill in Brazil |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation, additions |  |  |  |  |  |  |  |  |  |  | 1.0 |  |
Active Remediation Systems and/or Monitoring and Inspection Programs at Several Sites |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation, additions |  |  |  |  |  |  |  |  |  |  | 2.0 |  |
Environmental remediation, decrease for other items |  |  |  |  |  |  |  |  |  | $ 4.0 |  |  |
Massena West, NY |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation |  |  |  |  |  |  |  |  |  | 30.0 | $ 115.0 |  |
Remediation reserve reversal liability |  |  |  |  |  |  |  |  |  | (11.0) |  | $ 25.0 |
Environmental remediation, additions |  |  |  |  |  |  | $ 25.0 |  |  |  |  |  |
Massena West, NY | Construction work-in-progress |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation |  |  |  |  |  |  |  |  |  | 5.0 |  |  |
Massena West, NY | Maintenance |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Environmental remediation |  |  |  |  |  |  |  |  |  | 25.0 |  |  |
Massena West, NY | Legal Matters, Other |  |  |  |  |  |  |  |  |  |  |  |  |
Site Contingency [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Remediation reserve reversal liability |  |  |  |  |  |  |  |  |  | $ (2.0) |  |  |

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