CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Earnings (Loss)	Retained Earnings	Treasury Stock	Non controlling Interest
Beginning balance (in shares) at Dec. 31, 2018		417,695
Beginning balance at Dec. 31, 2018	$ 11,013	$ 0	$ 7,449	$ (56)	$ 3,663	$ (139)	$ 96
Beginning balance Treasury stock (in shares) at Dec. 31, 2018						5,217
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)	1,312				1,321		(9)
Other comprehensive (loss) earnings, net of tax	190			190
Common stock issued for employee benefit plans (in shares)		3,813
Common stock issued for employee benefit plans	21		21
Common stock repurchases	(75)					$ (75)
Common stock repurchases (in shares)						(1,243)
Stock compensation expense	177		177
Contribution from noncontrolling interest	21						21
Ending balance (in shares) at Dec. 31, 2019		421,508
Ending balance at Dec. 31, 2019	12,659	$ 0	7,647	134	4,984	$ (214)	108
Ending balance Treasury stock (in shares) at Dec. 31, 2019						6,460
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)	1,784				1,808		(24)
Other comprehensive (loss) earnings, net of tax	203			203
Common stock issued for acquisitions (in shares)		171,225
Common stock issued for acquisitions	11,527	$ 1	11,526
Common stock issued for employee benefit plans (in shares)		5,923
Common stock issued for employee benefit plans	29		29
Common stock repurchases	$ (626)		(24)			$ (602)
Common stock repurchases (in shares)	(8,700)	(407)				(10,310)
Stock compensation expense	$ 281		281
Contribution from noncontrolling interest	$ 28						28
Ending balance (in shares) at Dec. 31, 2020	581,479	598,249
Ending balance at Dec. 31, 2020	$ 25,885	$ 1	19,459	337	6,792	$ (816)	112
Ending balance Treasury stock (in shares) at Dec. 31, 2020	16,770					16,770
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)	$ 1,326				1,347		(21)
Other comprehensive (loss) earnings, net of tax	(260)			(260)
Common stock issued for employee benefit plans (in shares)		4,781
Common stock issued for employee benefit plans	38		38
Common stock repurchases	$ (297)		(19)			$ (278)
Common stock repurchases (in shares)	(2,400)	(326)				(3,455)
Stock compensation expense	$ 203		203
Contribution from noncontrolling interest	46						46
Divestiture of noncontrolling interest	(4)		(9)				5
Acquisition resulting in noncontrolling interest	$ 3						3
Ending balance (in shares) at Dec. 31, 2021	582,479	602,704
Ending balance at Dec. 31, 2021	$ 26,940	$ 1	$ 19,672	$ 77	$ 8,139	$ (1,094)	$ 145
Ending balance Treasury stock (in shares) at Dec. 31, 2021	20,225					20,225