Nonparticipant-Directed Investments - Changes in Net assets Relating to the Nonparticipant-directed Investments (Details) - Nonparticipant-Directed [Member] - Honeywell 401(k) Plan [Member] $ in Millions |
12 Months Ended |
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Dec. 31, 2025
USD ($)
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| Changes in net assets during 2025: | |
| Net (depreciation) | $ (332) |
| Dividends | 79 |
| Company contributions | 276 |
| Participating employee contributions | 32 |
| Roll-over contributions | 3 |
| Benefits paid to participants | (455) |
| Plan expenses | (2) |
| Net transfers to participant-directed investments | (116) |
| Net increase in net assets during year | (515) |
| Honeywell Common Stock Fund [Member] | |
| Net assets: | |
| Net assets | $ 3,377 |
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- Definition Amount of decrease in net asset available for benefit from plan expense incurred by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). No definition available.
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- References No definition available.
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- Definition Amount of decrease in net asset available for benefit from payment of benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, withdrawal. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase (decrease) in net asset available for benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of increase (decrease) in net asset available for benefit from realized and unrealized gain (loss) on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in net asset available for benefit from cash and noncash contributions from employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in net asset available for benefit from interest and dividend income on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, excluding rollover, of increase in net asset available for benefit from contribution by participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in net asset available for benefit from contribution transferred from another qualified plan or from individual retirement account of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Excludes contribution for participant transmitted by employer of participant in EBP. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of net asset available for benefit transferred to (from) employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from (to) external plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of asset less liability available to pay benefit of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, aggregation of participants' individual account balances. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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