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Statements of Consolidated Stockholders' Equity (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Common Stock, Dividends, Per Share, Declared	$ 0.88	$ 0.84	$ 0.80
Series A Preferred Stock
Preferred Stock, Liquidation Preference, Value	$ 400	$ 400	$ 400
Series B Preferred Stock
Preferred Stock, Liquidation Preference, Value	500	$ 500	$ 500
Series C Preferred Stock
Preferred Stock, Liquidation Preference, Value	$ 863

X

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

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- Definition

Value of the difference between preference in liquidation and the par or stated values of the preferred shares.

+ References

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