Industrial development bond

No definition available.

Name:	hon_IndustrialDevelopmentBond
Namespace Prefix:	hon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of borrowing capacity that was available under the prior credit facility agreement.

+ References

No definition available.

+ Details

Name:	hon_LineOfCreditFacilityBorrowingCapacityOfPriorAgreement
Namespace Prefix:	hon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum aggregate amount commitments under the Term Loan Agreement can be increased per the terms of the agreement.

+ References

No definition available.

+ Details

Name:	hon_TermLoanIncreaseAggregateMaximumAmount
Namespace Prefix:	hon_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentDescription
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments.

+ References

+ Details

Name:	us-gaap_JuniorSubordinatedNotes
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as current.

+ References

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt classified as other.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_OtherLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585

+ Details

Name:	us-gaap_PaymentsOfDebtIssuanceCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

+ Details

Name:	us-gaap_SeniorNotes
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_EuroNotes65Due2020Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes425Due2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes185Due2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes215Due2022Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_FloatingRateNotesDue2022Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_EuroNotes130Due2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes335Due2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Euro00TermLoanDue2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes2.30Due2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes250Due2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_EuroNotes225Due2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes270Due2029Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Euro75TermLoanDue2032Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes570Due2036Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes570Due2037Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes5375Due2041Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes3812Due2047Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_IndustrialDevelopmentBondObligationsFloatingRateMaturingAtVariousDatesThrough2037Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Debentures6625Due2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Debentures9065Due2033Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_OtherIncludingCapitalizedLeasesAndDebtIssuanceCosts7WeightedAverageMaturingAtVariousDatesThrough2025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_Notes2019Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=hon_The2020EuroNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=hon_SyndicateOfBanksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hon_CreditAgreement5YearCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hon_Prior5YearCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hon_TermLoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

LONG-TERM DEBT AND CREDIT AGREEMENTS (Details) € in Millions	3 Months Ended
	Mar. 31, 2020 USD ($)	Mar. 31, 2020 EUR (€)	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Total long-term debt, including current portion	$ 12,584,000,000		$ 12,486,000,000
Less current portion	(1,042,000,000)		(1,376,000,000)
Long-term Debt and Lease Obligation	11,542,000,000		11,110,000,000
0.65% Euro notes due 2020 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 0		1,123,000,000
Debt Instrument, Interest Rate, Stated Percentage	0.65%	0.65%
4.25% notes due 2021 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 800,000,000		800,000,000
Debt Instrument, Interest Rate, Stated Percentage	4.25%	4.25%
1.85% notes due 2021 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 1,500,000,000		1,500,000,000
Debt Instrument, Interest Rate, Stated Percentage	1.85%	1.85%
2.15% notes due 2022 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 600,000,000		600,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.15%	2.15%
Floating rate notes due 2022 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 600,000,000		600,000,000
1.30% Euro notes due 2023 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 1,376,000,000		1,404,000,000
Debt Instrument, Interest Rate, Stated Percentage	1.30%	1.30%
3.35% notes due 2023 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 300,000,000		300,000,000
Debt Instrument, Interest Rate, Stated Percentage	3.35%	3.35%
0.00% Euro notes due 2024 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 550,000,000	€ 500	0
Debt Instrument, Interest Rate, Stated Percentage	0.00%	0.00%
2.30% notes due 2024 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 750,000,000		750,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.30%	2.30%
2.50% notes due 2026 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 1,500,000,000		1,500,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.50%	2.50%
2.25% Euro notes due 2028 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 825,000,000		842,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.25%	2.25%
2.70% notes due 2029 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 750,000,000		750,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.70%	2.70%
0.750% Euro notes due 2032 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 550,000,000	€ 500	0
Debt Instrument, Interest Rate, Stated Percentage	7.50%	7.50%
5.70% notes due 2036 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 441,000,000		441,000,000
Debt Instrument, Interest Rate, Stated Percentage	5.70%	5.70%
5.70% notes due 2037 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 462,000,000		462,000,000
Debt Instrument, Interest Rate, Stated Percentage	5.70%	5.70%
5.375% notes due 2041 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 417,000,000		417,000,000
Debt Instrument, Interest Rate, Stated Percentage	5.375%	5.375%
3.812% notes due 2047 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 445,000,000		445,000,000
Debt Instrument, Interest Rate, Stated Percentage	3.812%	3.812%
Industrial development bond obligations, floating rate maturing at various dates through 2037 [Member]
Debt Instrument [Line Items]
Industrial development bond	$ 22,000,000		22,000,000
6.625% debentures due 2028 [Member]
Debt Instrument [Line Items]
Junior Subordinated Notes	$ 201,000,000		201,000,000
Debt Instrument, Interest Rate, Stated Percentage	6.625%	6.625%
9.065% debentures due 2033 [Member]
Debt Instrument [Line Items]
Junior Subordinated Notes	$ 51,000,000		51,000,000
Debt Instrument, Interest Rate, Stated Percentage	9.065%	9.065%
Other (including capitalized leases and debt issuance costs), 7.0% weighted average maturing at various dates through 2025 [Member]
Debt Instrument [Line Items]
Other long term debt	$ 444,000,000		$ 278,000,000
Debt, Weighted Average Interest Rate	7.00%	7.00%
The 2019 Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Description	On August 8, 2019, the Company issued $600 million 2.15% Senior Notes due 2022, $600 million Floating Rate Senior Notes due 2022, $750 million 2.30% Senior Notes due 2024 and $750 million 2.70% Senior Notes due 2029 (collectively, the "2019 Notes")
Gross proceeds	$ 2,700,000,000
Discount and closing costs related to the offering	$ 18,000,000
The 2020 Euro Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Description	On March 10, 2020, the Company issued €500 million 0.00% Senior Notes due 2024 and €500 million 0.75% Senior Notes due 2032 (collectively, the "2020 Euro Notes"). The 2020 Euro Notes are senior unsecured and unsubordinated obligations of Honeywell and rank equally with all of Honeywell's existing and future senior unsecured debt and senior to all of Honeywell's subordinated debt. The offering resulted in gross proceeds of $1,136 million, offset by $9 million in discount and closing costs related to the offering
Gross proceeds	$ 1,136,000,000
Discount and closing costs related to the offering	9,000,000
Syndicate Of Banks [Member] \| $1.5B 364-Day Credit Agreement [Member]
Line of Credit Facility [Line Items]
Line of credit facility, current borrowing capacity	1,500,000,000
Line of credit facility, maximum borrowing capacity	1,500,000,000
Line of credit facility, remaining borrowing capacity	1,500,000,000
Syndicate Of Banks [Member] \| 5-Year Credit Agreement
Line of Credit Facility [Line Items]
Line of credit facility, current borrowing capacity	4,000,000,000.0
Line of credit facility, maximum borrowing capacity	4,500,000,000
Line of credit facility, remaining borrowing capacity	4,500,000,000
Syndicate Of Banks [Member] \| Prior 5-Year Credit Agreement [Member]
Line of Credit Facility [Line Items]
Line of credit facility, borrowing capacity of prior agreement	4,000,000,000.0
Syndicate Of Banks [Member] \| Term Loan Agreement [Member]
Line of Credit Facility [Line Items]
Line of credit facility, current borrowing capacity	6,000,000,000.0
Line of credit facility, remaining borrowing capacity	6,000,000,000
Term loan increase aggregate maximum amount	$ 2,000,000,000.0