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Supplementary Information - Additional Quarterly Financial Data (Details) - USD ($) $ in Millions | 3 Months Ended
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Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019
Supplementary Information |  |  |  |  |  |  |  |
Restructuring charges, after tax | $ 40 | $ 15 | $ 8 | $ 11 | $ 12 | $ 22 | $ 7 | $ 3
Income (charges) for other matters, after tax | 27 |  |  |  | 13 |  |  |
Income (charges) for other tax matters, after tax | 3 | (6) |  |  |  | $ (2) |  |
Acquisition/integration costs, after tax | 4 | 4 | $ 2 |  | $ 1 |  |  | $ 1
Extinguishment of debt, after tax |  | 4 |  |  |  |  |  |
Fair value markup of acquired inventory, after tax | 1 | 3 |  |  |  |  |  |
Storm damage cost, after tax | $ 1 | $ 2 |  |  |  |  |  |

X
- Definition The amount after tax of acquisition or integration related costs incurred during the period. + References No definition available. + Details
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- Definition Represents the after tax charge for fair value markup of acquired inventory during the period. + References No definition available. + Details
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- Definition The amount of other income net of tax related to other matters incurred during period. + References No definition available. + Details
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- Definition The amount of other tax matters income (chargers) incurred during period. + References No definition available. + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan, net of tax. + References No definition available. + Details
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- Definition Represents the after tax storm damage cost incurred during the period. + References No definition available. + Details
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- References No definition available. + Details
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- Definition The difference between the reacquisition price and the net carrying amount of the extinguished debt recognized currently as a component of income in the period of extinguishment, net of tax. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629 + Details
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