REVENUE RECOGNITION AND CONTRACTS WITH CUSTOMERS - Performance Obligations (Details) $ in Millions	Dec. 31, 2022 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	$ 29,558
Within One Year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, percentage	62.00%
Greater Than One Year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, percentage	38.00%
Corporate and All Other
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	$ 5
Aerospace
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	11,607
Honeywell Building Technologies
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	6,991
Performance Materials and Technologies
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	8,111
Safety and Productivity Solutions
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Performance obligation - amount	$ 2,844