Effective Income Tax Rate Reconciliation, Nondeductible Expense, Postretirement Expenses, Amount

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- Definition

Effective rate reconciliation resulting from the measurement period adjustments due to the Tax Act of 2017.

+ References

No definition available.

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- Definition

Restructuring, Merger, Acquisition And Divestiture Expense

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us-gaap_Restructuring, merger, acquisition, divestiture expenses, and asset impairment costs

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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-Publisher FASB
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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible restructuring charges.

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Amount of other income tax expense (benefit).

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Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
Income Taxes (Details) - USD ($) $ in Millions	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Effective income tax rate, continuing operations (in percent)	6.00%			44.60%	31.70%
Restructuring, merger, acquisition and divestiture expense				$ 94
Restructuring, merger, acquisition, divestiture expenses, and asset impairment costs	$ 75
Tax benefit recognized on restructuring expense				9	$ 7
Asset impairments	17	$ 0		26	0
Tax benefits related to other one-time adjustments				$ 10	5
Tax benefits recognized	$ 5
Tax benefits related to postretirement expenses					$ 6
Tax benefits related to Tax Act			$ 22