Income Taxes 1 (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Effective tax rate reconciliation
U.S. statutory federal income tax rate	21.00%	21.00%	35.00%
Increase (decrease) in taxes resulting from:
State and local income taxes, net of federal benefit	0.80%	(0.40%)	(0.30%)
Non-U.S. subsidiaries earnings	(3.70%)	(8.70%)	(25.70%)
Tax settlements	0.00%	0.00%	(1.10%)
U.S. Tax Act	0.00%	(5.60%)	311.60%
Other	0.30%	0.70%	(0.20%)
Actual tax rate	18.40%	7.00%	319.30%
Provisional charge for impacts of the Tax Act			$ 858

Effective income tax rate continuing operations increase decrease in tax rate.

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Provisional estimate or tax charges related to US tax legislation commonly referred to as the Tax Cuts and Jobs Act

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

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage 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 applicable to statutory income tax expense (benefit) outside of the country of domicile.

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