Measurement Periods for Performance based Restricted Stock

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- Definition

Percentage range of shares received at vesting for stock units based on our total stockholder return ("TSR") relative to the performance of companies in the NASDAQ-100 Index for each measurement period.

+ References

No definition available.

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- Definition

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchase and retirement of common stock		$ 320		$ 325
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Measurement Periods for Performance based Restricted Stock	3 years
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Measurement Periods for Performance based Restricted Stock	4 years
Market-Based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to stock options and restricted stock rights	$ 52
Market-Based Restricted Stock Units [Member] \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage range of shares received at vesting based on total stockholder return ("TSR")	0.00%
Market-Based Restricted Stock Units [Member] \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage range of shares received at vesting based on total stockholder return ("TSR")	200.00%
Performance Based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to stock options and restricted stock rights	$ 37
Performance Based Restricted Stock Units [Member] \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage range of shares received at vesting based on total stockholder return ("TSR")	0.00%
Performance Based Restricted Stock Units [Member] \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage range of shares received at vesting based on total stockholder return ("TSR")	200.00%
Restricted Stock Rights [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to stock options and restricted stock rights	$ 1,109
Weighted-average service period	2 years 3 months 18 days
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to stock options and restricted stock rights	$ 1,020
Stock-based compensation expense [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred Income Tax Expense (Benefit)	$ 21		$ 24