Net Earnings Per Common Share From Continuing Operations (Components of Basic and Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net earnings from continuing operations	$ 7,209	$ 6,347	$ 3,646
MCPS dividends	(106)	(164)	(136)
Net earnings from continuing operations attributable to common stockholders for Basic EPS	7,103	6,183	3,510
Adjustment for interest on convertible debentures	0	0	1
Adjustment for MCPS dividends for dilutive MCPS	20	78	0
Net earnings from continuing operations attributable to common stockholders after assumed conversions for Diluted EPS	$ 7,123	$ 6,261	$ 3,511
Denominator:
Weighted average common shares outstanding used in Basic EPS	725.1	714.6	706.2
Assumed exercise of dilutive options and vesting of dilutive RSUs and PSUs	9.0	11.2	11.4
Assumed conversion of the convertible debentures	0.0	0.0	1.1
Weighted average MCPS converted shares	3.0	11.0	0.0
Weighted average common shares outstanding used in Diluted EPS	737.1	736.8	718.7
Net earnings per common share from continuing operations, basic	$ 9.80	$ 8.65	$ 4.97
Net earnings per common share from continuing operations, diluted	$ 9.66	$ 8.50	$ 4.89