Consolidated Statement of Shareholders' Investment - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Increase (Decrease) in Shareholders' Investment
Beginning of Year	$ 36,905
Net earnings	5,723	$ 6,933	$ 7,071
Other comprehensive income (loss)	212	323	572
End of Year	38,827	36,905
Common Shares
Increase (Decrease) in Shareholders' Investment
Beginning of Year	24,709	24,470	24,145
Issued under incentive stock programs	66	72	173
Share-based compensation	646	687	642
Issuance of restricted stock awards	(552)	(520)	(490)
End of Year	24,869	24,709	24,470
Common Shares Held in Treasury
Increase (Decrease) in Shareholders' Investment
Beginning of Year	(15,229)	(11,822)	(10,042)
Issued under incentive stock programs	297	269	271
Purchased	(1,049)	(3,676)	(2,051)
End of Year	(15,981)	(15,229)	(11,822)
Earnings Employed in the Business
Increase (Decrease) in Shareholders' Investment
Beginning of Year	35,257	31,528	27,627
Net earnings	5,723	6,933	7,071
Cash dividends declared on common shares	(3,625)	(3,365)	(3,235)
Effect of common and treasury share transactions	199	161	65
End of Year	37,554	35,257	31,528
Accumulated Other Comprehensive Income (Loss)
Increase (Decrease) in Shareholders' Investment
Beginning of Year	(8,051)	(8,374)	(8,946)
Other comprehensive income (loss)	212	323	572
End of Year	(7,839)	(8,051)	(8,374)
Noncontrolling Interests in Subsidiaries
Increase (Decrease) in Shareholders' Investment
Beginning of Year	219	222	219
Noncontrolling Interests’ share of income, net of distributions and share repurchases	5	(3)	3
End of Year	$ 224	$ 219	$ 222