CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Millions	Total	Common Shares Outstanding	Common Stock and Other Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)		Non-controlling Minority Interest
Beginning Balance (in shares) at Dec. 31, 2019		773,471
Beginning Balance at Dec. 31, 2019	$ 11,863		$ 1,119	$ 11,404	$ (675)	[1]	$ 15
Comprehensive Earnings:
Net Earnings	770			770
Other Comprehensive Income (Note 11)	3				3	[1]
Total Comprehensive Earnings	773
Common stock dividends, per share	$ (201)			(201)
Share Repurchases (in shares)	(9,000)	(8,906)
Share Repurchases	$ (577)		(9)	(568)
Stock Option Exercises and Other (in shares)		894
Stock Option Exercises and Other	30		21	7			2
Ending balance (in shares) at Mar. 31, 2020		765,459
Ending Balance at Mar. 31, 2020	11,888		1,131	11,412	(672)	[1]	17
Comprehensive Earnings:
Associated tax of accumulated other comprehensive loss balances					183
Beginning Balance (in shares) at Dec. 31, 2020		762,529
Beginning Balance at Dec. 31, 2020	13,110		1,172	12,527	(598)	[1]	9
Comprehensive Earnings:
Net Earnings	706			706
Other Comprehensive Income (Note 11)	68				68	[1]
Total Comprehensive Earnings	774
Common stock dividends, per share	$ (213)			(213)
Share Repurchases (in shares)	(6,000)	(6,130)
Share Repurchases	$ (551)		(6)	(545)
Stock Option Exercises and Other (in shares)		1,001
Stock Option Exercises and Other	40		39	1			0
Ending balance (in shares) at Mar. 31, 2021		757,400
Ending Balance at Mar. 31, 2021	$ 13,160		$ 1,205	$ 12,476	(530)	[1]	$ 9
Comprehensive Earnings:
Associated tax of accumulated other comprehensive loss balances					$ 137

[1] Accumulated Other Comprehensive Loss balances shown above are net of tax. The associated taxes were $137 million and $183 million as of March 31, 2021 and March 31, 2020, respectively. For additional information, see Note 11, Other Comprehensive Income.