REPOSITIONING AND OTHER CHARGES - Pretax Impact of Total net Repositioning and Other Charges by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	$ 141	$ 387
Corporate and All Other
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	52	66
Aerospace
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	3	21
Honeywell Building Technologies
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	27	14
Performance Materials and Technologies
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	19	159
Safety and Productivity Solutions
Pretax Impact Of Total Net Repositioning And Other Charges By Segment [Line Items]
Total net repositioning and other charges	$ 40	$ 127