Earnings Per Share (EPS) and Dividends (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Basic And Diluted Earnings Per Share Computation

	Years Ended December 31,
	2021				2020				2019
	Basic		Diluted		Basic		Diluted		Basic		Diluted
EPS Numerator:
(Millions)
Net Income (Loss)	$	(648)	$	(648)	$	1,905	$	1,905	$	1,693	$	1,693
EPS Denominator:
(Millions)
Weighted Average Common Shares Outstanding	504		504		504		504		504		504
Effect of Stock Based Compensation Awards	—		—		—		3		—		3
Total Shares	504		504		504		507		504		507
EPS:
Net Income (Loss)	$	(1.29)	$	(1.29)	$	3.78	$	3.76	$	3.35	$	3.33

Dividend Payments On Common Stock

	Years Ended December 31,
Dividend Payments on Common Stock	2021		2020		2019
Per Share	$	2.04	$	1.96	$	1.88
in Millions	$	1,031	$	991	$	950