Income Taxes	3 Months Ended
Mar. 31, 2021
Income Tax Disclosure [Abstract]
Income Taxes	INCOME TAXESOur effective tax rate was a benefit of 59.2 percent for the 2021 first quarter compared to a benefit of 63.5 percent for the 2020 first quarter. The change in our effective tax rate was primarily due to a less favorable impact from stock-based compensation relative to our pre-tax income (loss).We paid cash for income taxes, net of refunds, of $33 million in the 2021 first quarter and $59 million in the 2020 first quarter.

- Definition

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

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