Consolidated Statements Of Shareholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2018		$ 37	$ 1,559	$ 10,765	$ (631)
Beginning balance, shares at Dec. 31, 2018		374.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under stock compensation and benefit plans		$ 0	(50)
Issuance of common stock under stock compensation and benefit plans, shares		2.0
Repurchase of common stock		$ 0	(8)	(299)
Repurchase of common stock, shares		(1.9)
Share-based compensation			127
Net earnings	$ 2,083			2,083
Cash dividends declared				(801)
Other comprehensive income (loss)	25				25
Ending balance, shares at Dec. 31, 2019		374.5
Ending balance at Dec. 31, 2019	12,807	$ 37	1,628	11,748	(606)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under stock compensation and benefit plans		$ 1	(29)
Issuance of common stock under stock compensation and benefit plans, shares		1.6
Repurchase of common stock		$ 0	0	0
Repurchase of common stock, shares		0.0
Share-based compensation			142
Net earnings	1,599			1,599
Cash dividends declared				(885)
Other comprehensive income (loss)	(551)				(551)
Ending balance, shares at Dec. 31, 2020		376.1
Ending balance at Dec. 31, 2020	13,084	$ 38	1,741	12,462	(1,157)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under stock compensation and benefit plans		$ 0	(22)
Issuance of common stock under stock compensation and benefit plans, shares		1.4
Repurchase of common stock		$ 0	0	0
Repurchase of common stock, shares		0.0
Share-based compensation			171
Net earnings	1,994			1,994
Cash dividends declared				(976)
Other comprehensive income (loss)	626
Ending balance, shares at Dec. 31, 2021		377.5
Ending balance at Dec. 31, 2021	$ 14,877	$ 38	$ 1,890	$ 13,480	$ (531)