SEGMENT FINANCIAL DATA - Segment Reporting Schedule (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Net sales	$ 9,822	$ 9,105
Cost of products and services sold	6,037	5,583
Selling, general and administrative expenses	1,361	1,302
Total Segment profit	2,258	2,094
Depreciation and amortization	374	291
Capital expenditures	251	233
Total assets	75,218		$ 75,196
Product
Segment Reporting Information [Line Items]
Net sales	6,645	6,263
Cost of products and services sold	4,251	4,035
Service
Segment Reporting Information [Line Items]
Net sales	3,177	2,842
Cost of products and services sold	1,786	1,548
Corporate and All Other
Segment Reporting Information [Line Items]
Net sales	19	7
Total Segment profit	(51)	(68)
Depreciation and amortization	47	46
Capital expenditures	32	12
Total assets	14,229		15,420
Corporate and All Other | Product
Segment Reporting Information [Line Items]
Net sales	0	0
Corporate and All Other | Service
Segment Reporting Information [Line Items]
Net sales	19	7
Aerospace Technologies | Operating Segments
Segment Reporting Information [Line Items]
Net sales	4,172	3,669
Cost of products and services sold	2,592	2,217
Selling, general and administrative expenses	188	155
Other segment items	293	262
Total Segment profit	1,099	1,035
Depreciation and amortization	94	66
Capital expenditures	73	73
Total assets	17,506		16,966
Aerospace Technologies | Operating Segments | Product
Segment Reporting Information [Line Items]
Net sales	2,365	2,025
Aerospace Technologies | Operating Segments | Service
Segment Reporting Information [Line Items]
Net sales	1,807	1,644
Industrial Automation | Operating Segments
Segment Reporting Information [Line Items]
Net sales	2,378	2,478
Cost of products and services sold	1,384	1,446
Selling, general and administrative expenses	366	357
Other segment items	204	201
Total Segment profit	424	474
Depreciation and amortization	84	90
Capital expenditures	36	54
Total assets	21,344		21,035
Industrial Automation | Operating Segments | Product
Segment Reporting Information [Line Items]
Net sales	1,644	1,800
Industrial Automation | Operating Segments | Service
Segment Reporting Information [Line Items]
Net sales	734	678
Building Automation | Operating Segments
Segment Reporting Information [Line Items]
Net sales	1,692	1,426
Cost of products and services sold	868	764
Selling, general and administrative expenses	275	218
Other segment items	109	94
Total Segment profit	440	350
Depreciation and amortization	60	24
Capital expenditures	23	15
Total assets	11,719		11,438
Building Automation | Operating Segments | Product
Segment Reporting Information [Line Items]
Net sales	1,208	1,057
Building Automation | Operating Segments | Service
Segment Reporting Information [Line Items]
Net sales	484	369
Energy and Sustainability Solutions | Operating Segments
Segment Reporting Information [Line Items]
Net sales	1,561	1,525
Cost of products and services sold	982	999
Selling, general and administrative expenses	136	129
Other segment items	97	94
Total Segment profit	346	303
Depreciation and amortization	89	65
Capital expenditures	87	79
Total assets	10,420		$ 10,337
Energy and Sustainability Solutions | Operating Segments | Product
Segment Reporting Information [Line Items]
Net sales	1,428	1,381
Energy and Sustainability Solutions | Operating Segments | Service
Segment Reporting Information [Line Items]
Net sales	$ 133	$ 144