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Cooper Tire Acquisition - Narrative (Details) $ / shares in Units, $ in Millions |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Jun. 07, 2021 USD ($) $ / shares shares | May 18, 2021 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Dec. 31, 2020 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |
Goodwill |  |  | $ 874 |  | $ 874 |  | $ 408
Transaction and other costs |  |  | 32 | $ 0 | 39 | $ 0 |
Other (Income) Expense |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Transaction and other costs |  |  | 48 |  | 55 |  |
Costs included in Other (Income) Expense |  |  | 42 |  | 49 |  |
Other (Income) Expense | Bridge Loan |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Commitment fee related to bridge term loan facility |  |  | 10 |  |  |  |
Cooper Tire |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Share price (per share) | $ / shares | $ 41.75 |  |  |  |  |  |
Exchange ratio | 0.907 |  |  |  |  |  |
Merger consideration | $ 3,100 |  |  |  |  |  |
Proceeds from the issuance of new senior notes |  | $ 1,450 |  |  |  |  |
Percentage of acquiree shares outstanding, cash component of merger consideration computation | 100.00% |  |  |  |  |  |
Per share cash amount | $ / shares | $ 41.75 |  |  |  |  |  |
Common stock issued (in shares) | shares | 45,824,480 |  |  |  |  |  |
Common stock issued from treasury (in shares) | shares | 235,869 |  |  |  |  |  |
Adjustments to estimated value of inventory | $ 230 |  |  |  |  |  |
Inventory adjust amount | 121 |  |  |  |  |  |
Inventory sold related to fair value step-up |  |  |  |  | 38 |  |
Property, plant and equipment at a net book value | 1,197 |  |  |  |  |  |
Preliminary fair value estimate of property, plant and equipment | 1,372 |  |  |  |  |  |
Goodwill | 475 |  |  |  |  |  |
Cooper Tire | Inventory |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Inventory Step Up to Estimated Fair Value | 109 |  |  |  |  |  |
Cooper Tire | Property, Plant and Equipment |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Property, plant and equipment step up estimated fair value | 175 |  |  |  |  |  |
Cooper Tire | Americas [Member] |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Goodwill | $ 475 |  |  |  |  |  |
Cooper Tire | Other (Income) Expense |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Post-combination settlement of incentive compensation awards |  |  | $ 6 |  | $ 6 |  |

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