XML 66 R53.htm IDEA: XBRL DOCUMENT
v3.19.2

Borrowings and Lines of Credit Borrowings and lines of Credit (Current Year Actions) (Details) € in Millions, $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2018 USD ($) | Dec. 31, 2018 EUR (€)
Debt Instrument [Line Items] |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  |  | $ 11,000 |
Average Years of Maturity of Long Term Debt |  |  | 10 years |  |  |
Average interest expense rate | 3.60% | 3.50% | 3.70% | 3.50% |  |
Notes 3.350% Due 2021 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.35% |  | 3.35% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2021 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 1,000 |
Notes 3.650% Due 2023 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.65% |  | 3.65% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2023 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 2,250 |
Notes 3.950% Due 2025 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.95% |  | 3.95% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2025 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 1,500 |
Notes 4.125% Due 2028 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.125% |  | 4.125% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2028 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 3,000 |
Notes 4.450% Due 2038 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.45% |  | 4.45% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2038 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 750 |
Notes 4.625% Due 2048 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.625% |  | 4.625% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2048 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 1,750 |
LIBOR plus 0.650% floating rate notes due 2021 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2021 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | Aug. 16, 2018 | Aug. 16, 2018
Proceeds from Issuance of Debt |  |  |  |  | $ 750 |
Notes 1.150% Due 2024 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.15% |  | 1.15% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2024 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | May 18, 2018 | May 18, 2018
Proceeds from Issuance of Debt | € |  |  |  |  |  | € 750
Notes 2.150% Due 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.15% |  | 2.15% |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2030 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | May 18, 2018 | May 18, 2018
Proceeds from Issuance of Debt | € |  |  |  |  |  | € 500
EURIBOR plus 0.20% floating rate notes due 2020 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  | 2020 |  |  |
Debt Instrument, Issuance Date |  |  |  |  | May 18, 2018 | May 18, 2018
Proceeds from Issuance of Debt | € |  |  |  |  |  | € 750
Variable-rate term loan due 2020 (1 month LIBOR plus 1.25%) [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repayment of Debt, Date |  |  |  |  | Dec. 14, 2018 | Dec. 14, 2018
Repayments of Debt |  |  |  |  | $ 482 |
Junior subordinated notes 1.778% due 2018 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repayment of Debt, Date |  |  |  |  | May 04, 2018 | May 04, 2018
Repayments of Debt |  |  |  |  | $ 1,100 |
EURIBOR plus 0.800% floating rate notes due 2018 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repayment of Debt, Date |  |  |  |  | Feb. 22, 2018 | Feb. 22, 2018
Repayments of Debt | € |  |  |  |  |  | € 750
Notes 6.800% Due 2018 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repayment of Debt, Date |  |  |  |  | Feb. 01, 2018 | Feb. 01, 2018
Repayments of Debt |  |  |  |  | $ 99 |

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Date the debt instrument was issued, in CCYY-MM-DD format. + 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(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentIssuanceDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- 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

X
- Definition Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities. + 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(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentMaturityDateDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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_ProceedsFromIssuanceOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Average Years of Maturity of Long Term Debt + References No definition available. + Details
Name: | utx_AverageYearsofMaturityofLongTermDebt
Namespace Prefix: | utx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annualized average interest expense rate on short-term and long-term debt + References No definition available. + Details
Name: | utx_Averageinterestexpenserate
Namespace Prefix: | utx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date on which outstanding debt was repaid. + References No definition available. + Details
Name: | utx_RepaymentofDebtDate
Namespace Prefix: | utx_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.350due2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.650Due2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.950Due2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.125Due2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.450Due2038Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.625Due2048Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_LIBORplus0.650floatingratenotesdue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.150Due2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2.150Due2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_EURIBORplus0.20floatingratenotesdue2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Variableratetermloandue20201monthLIBORplus1.25Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Juniorsubordinatednotes1.778due2018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_EURIBORplus0.800floatingratenotesdue2018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes6800Due2018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |