v3.22.2

Pension and Other Postretirement Benefits - Narrative (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 31, 2022 plan | Jan. 31, 2021 USD ($) plan | Jun. 30, 2022 USD ($) | Jun. 30, 2022 USD ($) plan | May 31, 2022 USD ($) | May 14, 2022 claimant | Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |
Labor Agreement, Number of Employees | claimant |  |  |  |  |  | 3,300 |
Labor Agreement, One Time Signing Bonus |  |  |  | $ 19 |  |  |
Pension benefits | UNITED STATES |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |
Defined Benefit Plan, Plan Assets, Contributions by Employer |  | $ 200,000,000 | $ 7 |  |  |  |
Defined Benefit Plan, Number Of Pension Plans | plan | 2 | 2 |  | 2 |  |  |
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate |  |  |  |  | 4.66% |  | 2.96%
Defined Benefit Plan, Change in amounts for Asset (Liability) Recognized in Statement of Financial Position |  |  | 13 | $ 13 |  |  |
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax |  |  | 10 |  |  |  |
Defined Benefit Plan, Net Periodic Benefit Cost, (Increase) Decrease for Remeasurement due to Amendment |  |  |  |  | $ 8 |  |
Defined Benefit Plan, Service Cost, (Increase) Decrease for Remeasurement due to Settlement |  |  |  |  | 2 |  |
Defined Benefit Plan, Non-service Cost, (Increase) Decrease for Remeasurement due to Settlement |  |  |  |  | $ 10 |  |
Defined Benefit Plan, Funded Plan | Pension benefits | UNITED STATES |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |
Defined Benefit Plan, Minimum Required Employer Contributions, Next Fiscal Year |  | $ 183,000,000 | $ 15,000,000 | $ 15,000,000 |  |  |
Defined Benefit Plan, Employer Contribution, Additional Contribution Above Minimum Requirement |  | $ 17,000,000 |  |  |  |  |

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