REPOSITIONING AND OTHER CHARGES - Pretax Impact of Total net Repositioning and Other Charges by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	$ 102	$ 227	$ 243	$ 614
Corporate and All Other
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges			107	152
Aerospace
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges			11	36
Honeywell Building Technologies
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges			31	37
Performance Materials and Technologies
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges			23	247
Safety and Productivity Solutions
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges			$ 71	$ 142