Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Abstract]
Effective income tax rate	22.20%	48.50%	18.20%	31.10%
Income tax expense related to the revaluation of certain net deferred tax liabilities		$ 134
Unrecognized tax benefits	$ 110		$ 110
Decrease in unrecognized tax benefits reasonably possible	$ 6		$ 6

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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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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Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity.

+ References

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Amount of unrecognized tax benefits.

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