ACQUISITIONS AND DIVESTITURES OF BUSINESSES - Narrative (Details) - USD ($) $ in Millions							3 Months Ended	7 Months Ended		9 Months Ended	12 Months Ended
	Jan. 05, 2022	Aug. 02, 2021	Jun. 01, 2021	Mar. 22, 2021	Mar. 17, 2021	Mar. 02, 2020	Jun. 30, 2022	Dec. 31, 2021	Aug. 02, 2021	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jul. 01, 2022	Mar. 31, 2022	Jun. 25, 2021	Mar. 29, 2021
Business Acquisition [Line Items]
Cash purchase price, net of cash received												$ 610	$ 4,500	$ 200
Contingent consideration								$ 57		$ 57	$ 44	44	$ 57
Disposal Group, Not Discontinued Operation, Gain (Loss) On Disposal, Statement Of Income Or Comprehensive Income, Not Disclosed Flag													Sale of Hydraulics business
Other Nonoperating Income (Expense)												36	$ (40)	$ (150)
War With Russia And Ukraine
Business Acquisition [Line Items]
Other Nonoperating Income (Expense)							$ 29
Lighting Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Cash purchase price, net of cash sold						$ 1,400
Pre-tax gain (loss) on disposal						$ 221
Sales of business sold															$ 1,600
Hydraulics Business | Held-for-sale
Business Acquisition [Line Items]
Cash purchase price, net of cash sold		$ 3,100							$ 3,100		22	22
Hydraulics Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Pre-tax gain (loss) on disposal		$ 617										24
Sales of business sold									$ 1,300
Tripp Lite
Business Acquisition [Line Items]
Cash purchase price, net of cash received					$ 1,650
Other intangible assets					630												$ 604
Operating profit of acquiree since acquisition date										139
Revenue of acquiree since acquisition date										$ 419
Tripp Lite | Customer relationships
Business Acquisition [Line Items]
Other intangible assets					$ 539
Useful life of intangible assets acquired					20 years
Tripp Lite | Technology intangible assets
Business Acquisition [Line Items]
Other intangible assets					$ 32
Useful life of intangible assets acquired					5 years
Tripp Lite | Trademarks
Business Acquisition [Line Items]
Other intangible assets					$ 33
Useful life of intangible assets acquired					15 years
Green Motion, SA
Business Acquisition [Line Items]
Cash purchase price, net of cash received				$ 106
Cash purchase price				49
Contingent consideration				57							44	44
Contingent consideration, range of outcomes, high				$ 111
HuanYu High Tech
Business Acquisition [Line Items]
Ownership interest acquired (as a percent)																			50.00%
Mission Systems
Business Acquisition [Line Items]
Other intangible assets			$ 1,575				$ 1,462
Operating profit of acquiree since acquisition date								128
Revenue of acquiree since acquisition date								$ 450
Cash purchase price, net of cash received			2,800
Goodwill, expected tax deductible amount			572
Mission Systems | Customer relationships
Business Acquisition [Line Items]
Other intangible assets			$ 764
Useful life of intangible assets acquired			22 years
Mission Systems | Technology intangible assets
Business Acquisition [Line Items]
Other intangible assets			$ 612
Useful life of intangible assets acquired			21 years
Mission Systems | Order or Production Backlog
Business Acquisition [Line Items]
Other intangible assets			$ 86
Useful life of intangible assets acquired			2 years
Jiangsu YiNeng Electric's busway business
Business Acquisition [Line Items]
Ownership interest acquired (as a percent)																		50.00%
Royal Power Solutions
Business Acquisition [Line Items]
Other intangible assets	$ 306										341	$ 341
Operating profit of acquiree since acquisition date											21
Revenue of acquiree since acquisition date											$ 158
Cash purchase price, net of cash received	610
Royal Power Solutions | Customer relationships
Business Acquisition [Line Items]
Other intangible assets	$ 230
Useful life of intangible assets acquired	17 years
Royal Power Solutions | Technology intangible assets
Business Acquisition [Line Items]
Other intangible assets	$ 90
Useful life of intangible assets acquired	16 years
Royal Power Solutions | Trademarks
Business Acquisition [Line Items]
Other intangible assets	$ 16
Useful life of intangible assets acquired	15 years
Royal Power Solutions | Other
Business Acquisition [Line Items]
Other intangible assets	$ 5
Useful life of intangible assets acquired	2 years
Jiangsu Huineng Electric Co. Ltd.
Business Acquisition [Line Items]
Ownership interest acquired (as a percent)																50.00%