Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Preferred stock	Common stock	Additional paid-in capital:	Additional paid-in capital: Preferred stock	Additional paid-in capital: Liquid Yield Option Notes	Retained earnings:	Retained earnings: Cumulative effect, period of adoption, adjustment	Accumulated other comprehensive income (loss):	Noncontrolling interests:
Balance, beginning of period at Dec. 31, 2019		$ 1,600	$ 8	$ 7,565			$ 24,166	$ (8)	$ (3,068)	$ 11
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock		1,668		1,729
Common stock-based award activity			1	351
Common stock issued in connection with Mandatory Convertible Preferred Stock and LYONs' conversions		0			$ 0	$ 53
Common stock issued in connection with acquisitions				0
Acquisition of noncontrolling interests				0
Net earnings	$ 3,646						3,646
Common stock dividends declared							(509)
Mandatory Convertible Preferred Stock dividends declared							(136)
Other comprehensive income (loss)	2,700								2,700
Change in noncontrolling interests										0
Balance, end of period at Dec. 31, 2020	39,777	3,268	9	9,698			27,159	0	(368)	11
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock		0		0
Common stock-based award activity			0	335
Common stock issued in connection with Mandatory Convertible Preferred Stock and LYONs' conversions		0			0	34
Common stock issued in connection with acquisitions				23
Acquisition of noncontrolling interests				0
Net earnings	6,433						6,433
Common stock dividends declared							(601)
Mandatory Convertible Preferred Stock dividends declared							(164)
Other comprehensive income (loss)	(659)								(659)
Change in noncontrolling interests										(1)
Balance, end of period at Dec. 31, 2021	45,177	3,268	9	10,090			32,827	$ 0	(1,027)	10
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of stock		0		0
Common stock-based award activity			0	396
Common stock issued in connection with Mandatory Convertible Preferred Stock and LYONs' conversions		(1,600)			$ 1,600	$ 0
Common stock issued in connection with acquisitions				0
Acquisition of noncontrolling interests				(14)
Net earnings	7,209						7,209
Common stock dividends declared							(725)
Mandatory Convertible Preferred Stock dividends declared							(106)
Other comprehensive income (loss)	(1,845)								(1,845)
Change in noncontrolling interests										(2)
Balance, end of period at Dec. 31, 2022	$ 50,090	$ 1,668	$ 9	$ 12,072			$ 39,205		$ (2,872)	$ 8