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Common Stock Plan (Details) - USD ($) shares in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Total stock-based compensation expense (costs of sales, selling, general and administrative, and other operating credits and charges, net) | $ 17 | $ 12 | $ 9
Income tax benefit related to stock-based compensation | 3 | 2 | 1
Impact on cash flow due to taxes paid related to net share settlement of equity awards | $ (7) | $ (5) | $ (5)
Options and SSARs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 3 |  |
Stock Appreciation Rights (SARs) |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Nonemployee |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 1 year |  |
Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Employee |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Performance Shares | Share-based Payment Arrangement, Employee |  |  |
Share-based Payment Arrangement, Additional Disclosure [Abstract] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |

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