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Stock-Based Compensation - Stock Options and SARs Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense	$ 29
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Proceeds from stock options exercised	2	$ 2	$ 2
Intrinsic value of options exercised	3	$ 1	$ 1
Unrecognized compensation expense	$ 0
Minimum | Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration date of options	7 years
Maximum | Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration date of options	10 years

X

- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of cash inflow from exercise of option under share-based payment arrangement.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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