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v3.22.1

COMMITMENTS AND CONTINGENCIES - Other Matters (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 USD ($)
Petrobras |
Other Matters [Line Items] |
Expense related to UOP Matters | $ 160

X
- Definition Charge for accrual related to UOP Matters + References No definition available. + Details
Name: | hon_ExpenseRelatedToUOPMatters
Namespace Prefix: | hon_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Other Matters + References No definition available. + Details
Name: | hon_OtherMattersLineItems
Namespace Prefix: | hon_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_LitigationCaseAxis=hon_PetrobrasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |