GOODWILL AND INTANGIBLE ASSETS - Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Goodwill [Line Items]
Balance at December 31, 2021, gross			$ 24,486
Accumulated impairment at December 31, 2021			(18,527)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	$ 5,930	$ 5,959
Disposition		(161)
Acquisitions	138	458
Currency exchange and other	69	(96)
Total		6,160
Classified as held for sale		(230)
Goodwill, net, ending balance	6,137	5,930
Oilfield Services & Equipment
Goodwill [Line Items]
Balance at December 31, 2021, gross			19,825
Accumulated impairment at December 31, 2021			(18,273)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	1,432	1,552
Disposition		(161)
Acquisitions	95	41
Currency exchange and other	14	0
Total		1,432
Classified as held for sale		0
Goodwill, net, ending balance	1,541	1,432
Industrial & Energy Technology
Goodwill [Line Items]
Balance at December 31, 2021, gross			4,661
Accumulated impairment at December 31, 2021			$ (254)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	4,498	4,407
Disposition		0
Acquisitions	43	417
Currency exchange and other	55	(96)
Total		4,728
Classified as held for sale		(230)
Goodwill, net, ending balance	$ 4,596	$ 4,498