XML 69 R57.htm IDEA: XBRL DOCUMENT
v3.20.2

Borrowings and Lines of Credit (Long-Term Debt) (Details) € in Millions, $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) | Jun. 30, 2020 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 EUR (€) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 EUR (€)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Proceeds from Issuance of Debt |  |  |  | $ 19,300 | $ 0 |  |  |
Repayments of Debt |  |  |  | 15,174 | 600 |  |  |
Extinguishment of Debt, Amount |  |  |  | 703 |  |  |  |
Other (including finance leases) |  | $ 299 |  | 299 |  |  | $ 315 |
Total principal long-term debt |  | 32,448 |  | 32,448 |  |  | 41,274 |
Other (fair market value adjustments and discounts) |  | 105 |  | 105 |  |  | (315) |
Total long-term debt |  | 32,553 |  | 32,553 |  |  | 40,959 |
Less: current portion |  | 1,307 |  | 1,307 |  |  | 3,258 |
Long-term debt, net of current portion |  | 31,246 |  | 31,246 |  |  | 37,701 |
Notes 4.875% Due 2020 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 171 |
Debt Instrument, Maturity Date, Description |  |  |  | 2020 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.875% |  | 4.875% |  | 4.875% |  |
Repayments of Debt |  |  |  | $ 171 |  |  |  |
Notes 4.500% Due 2020 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 1,250 |
Debt Instrument, Maturity Date, Description |  |  |  | 2020 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.50% |  | 4.50% |  | 4.50% |  |
Repayments of Debt |  |  |  | $ 1,250 |  |  |  |
Notes 1.900% Due 2020 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 1,000 |
Debt Instrument, Maturity Date, Description |  |  |  | 2020 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.90% |  | 1.90% |  | 1.90% |  |
Repayments of Debt |  |  |  | $ 1,000 |  |  |  |
EURIBOR plus 0.20% floating rate notes due 2020 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 831 |
Debt Instrument, Maturity Date, Description |  |  |  | 2020 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 0.20% |  | 0.20% |  | 0.20% |  |
Debt Instrument, Face Amount | € |  |  |  |  |  |  |  | € 750
Repayments of Debt |  |  |  | $ 817 |  |  |  |
Notes 8.750% Due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 250 |  | $ 250 |  |  | 250 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.75% |  | 8.75% |  | 8.75% |  |
Notes 3.100% Due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 250 |  | $ 250 |  |  | 250 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.10% |  | 3.10% |  | 3.10% |  |
Notes 3.350% Due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 1,000 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.35% |  | 3.35% |  | 3.35% |  |
Repayments of Debt |  |  |  | $ 1,000 |  |  |  |
LIBOR plus 0.650% floating rate notes due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 750 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 0.65% |  | 0.65% |  | 0.65% |  |
Repayments of Debt |  |  |  | $ 750 |  |  |  |
Notes 1.950% Due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 750 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.95% |  | 1.95% |  | 1.95% |  |
Repayments of Debt |  |  |  | $ 750 |  |  |  |
Note 1.125% Due 2021 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  | € 950 | 1,053 |
Debt Instrument, Maturity Date, Description |  |  |  | 2021 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.125% |  | 1.125% |  | 1.125% |  |
Debt Instrument, Face Amount | € |  |  |  |  |  |  |  | € 950
Repayments of Debt |  |  |  | $ 1,082 |  |  |  |
Notes 2.800% Due 2024 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 800 |
Debt Instrument, Maturity Date, Description |  |  |  | 2024 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.80% |  | 2.80% |  | 2.80% |  |
Repayments of Debt |  |  |  | $ 800 |  |  |  |
Notes 2.300% Due 2022 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 500 |
Debt Instrument, Maturity Date, Description |  |  |  | 2022 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.30% |  | 2.30% |  | 2.30% |  |
Repayments of Debt |  |  |  | $ 500 |  |  |  |
Notes 3.100% Due 2022 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  |  | 2,300 |
Debt Instrument, Maturity Date, Description |  |  |  | 2022 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.10% |  | 3.10% |  | 3.10% |  |
Repayments of Debt |  |  |  | $ 2,300 |  |  |  |
Notes 2.800% Due 2022 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 1,100 |  | $ 1,100 |  |  | 1,100 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2022 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 2.80% |  | 2.80% |  | 2.80% |  |
Notes 1.250% due 2023 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  | € 750 | $ 831 |
Debt Instrument, Maturity Date, Description |  |  |  | 2023 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.25% |  | 1.25% |  | 1.25% | 1.25% | 1.25%
Debt Instrument, Face Amount | € |  |  |  |  |  | € 750 |  |
Repayments of Debt |  |  |  | $ 836 |  |  |  |
Notes 3.650% Due 2023 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 171 |  | $ 171 |  |  | $ 2,250 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2023 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 3.65% |  | 3.65% |  | 3.65% |  |
Repayments of Debt |  | $ 410 | $ 1,669 |  |  |  |  |
Notes 3.700% Due 2023 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 400 |  | $ 400 |  |  | 400 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2023 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 3.70% |  | 3.70% |  | 3.70% |  |
Notes 3.200% Due 2024 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 950 |  | $ 950 |  |  | 950 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2024 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 3.20% |  | 3.20% |  | 3.20% |  |
Notes 1.150% Due 2024 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  | € 750 | 831 |
Debt Instrument, Maturity Date, Description |  |  |  | 2024 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.15% |  | 1.15% |  | 1.15% |  |
Debt Instrument, Face Amount | € |  |  |  |  |  |  |  | € 750
Repayments of Debt |  |  |  | $ 841 |  |  |  |
Notes 3.950% Due 2025 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,500 |  | $ 1,500 |  |  | 1,500 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2025 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 3.95% |  | 3.95% |  | 3.95% |  |
Notes 1.875% Due 2026 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 0 |  | $ 0 |  | € 500 | 554 |
Debt Instrument, Maturity Date, Description |  |  |  | 2026 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.875% |  | 1.875% |  | 1.875% |  |
Debt Instrument, Face Amount | € |  |  |  |  |  |  |  | 500
Repayments of Debt |  |  |  | $ 567 |  |  |  |
Notes 2.650% Due 2026 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 719 |  | $ 719 |  |  | 1,150 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2026 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 2.65% |  | 2.65% |  | 2.65% |  |
Repayments of Debt |  |  |  | $ 431 |  |  |  |
Notes 3.125% Due 2027 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,100 |  | $ 1,100 |  |  | 1,100 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 3.125% |  | 3.125% |  | 3.125% |  |
Notes 3.500% Due 2027 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 1,300 |  | $ 1,300 |  |  | 1,300 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 3.50% |  | 3.50% |  | 3.50% |  |
Notes 7.100% Due 2027 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 141 |  | $ 141 |  |  | 141 |
Debt Instrument, Maturity Date, Description |  |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.10% |  | 7.10% |  | 7.10% |  |
Notes 6.700% Due 2028 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 400 |  | $ 400 |  |  | 400 |
Debt Instrument, Maturity Date, Description |  |  |  | 2028 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 6.70% |  | 6.70% |  | 6.70% |  |
Notes 4.125% Due 2028 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 3,000 |  | $ 3,000 |  |  | 3,000 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2028 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.125% |  | 4.125% |  | 4.125% |  |
Notes 7.500% Due 2029 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 550 |  | $ 550 |  |  | 550 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2029 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 7.50% |  | 7.50% |  | 7.50% |  |
Notes 2.150% Due 2030 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 583 |  | $ 583 |  |  | 554 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2030 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 2.15% |  | 2.15% |  | 2.15% |  |
Debt Instrument, Face Amount | € | [2] |  |  |  |  |  |  | € 500
Notes 5.400% Due 2035 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 600 |  | $ 600 |  |  | 600 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2035 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 5.40% |  | 5.40% |  | 5.40% |  |
Notes 6.050% Due 2036 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 600 |  | $ 600 |  |  | 600 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2036 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 6.05% |  | 6.05% |  | 6.05% |  |
Notes 6.800% Due 2036 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 134 |  | $ 134 |  |  | 134 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2036 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 6.80% |  | 6.80% |  | 6.80% |  |
Notes 7.000% Due 2038 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross |  | $ 159 |  | $ 159 |  |  | 159 |
Debt Instrument, Maturity Date, Description |  |  |  | 2038 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.00% |  | 7.00% |  | 7.00% |  |
Notes 6.125% Due 2038 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,000 |  | $ 1,000 |  |  | 1,000 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2038 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 6.125% |  | 6.125% |  | 6.125% |  |
Notes 4.450% Due 2038 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 750 |  | $ 750 |  |  | 750 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2038 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.45% |  | 4.45% |  | 4.45% |  |
Notes 5.700% Due 2040 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,000 |  | $ 1,000 |  |  | 1,000 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2040 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 5.70% |  | 5.70% |  | 5.70% |  |
Notes 4.500% Due 2042 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 3,500 |  | $ 3,500 |  |  | 3,500 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2042 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.50% |  | 4.50% |  | 4.50% |  |
Notes 4.800% Due 2043 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 400 |  | $ 400 |  |  | 400 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2043 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 4.80% |  | 4.80% |  | 4.80% |  |
Notes 4.150% Due 2045 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 850 |  | $ 850 |  |  | 850 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2045 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.15% |  | 4.15% |  | 4.15% |  |
Notes 3.750% Due 2046 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,100 |  | $ 1,100 |  |  | 1,100 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2046 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 3.75% |  | 3.75% |  | 3.75% |  |
Notes 4.050% Due 2047 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 600 |  | $ 600 |  |  | 600 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2047 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.05% |  | 4.05% |  | 4.05% |  |
Notes 4.350% Due 2047 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 1,000 |  | $ 1,000 |  |  | 1,000 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2047 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 4.35% |  | 4.35% |  | 4.35% |  |
Notes 4.625% Due 2048 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,750 |  | $ 1,750 |  |  | 1,750 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2048 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 4.625% |  | 4.625% |  | 4.625% |  |
Notes 1.923% Due 2023 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2023 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.923% |  | 1.923% |  | 1.923% |  |
Proceeds from Issuance of Debt |  |  |  | $ 500 |  |  |  |
Libor plus 0.45% floating rates due 2023 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2023 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 0.45% |  | 0.45% |  | 0.45% |  |
Proceeds from Issuance of Debt |  |  |  | $ 500 |  |  |  |
Notes 2.242% Due 2025 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2025 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.242% |  | 2.242% |  | 2.242% |  |
Proceeds from Issuance of Debt |  |  |  | $ 2,000 |  |  |  |
Notes 2.493% Due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.493% |  | 2.493% |  | 2.493% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,250 |  |  |  |
Notes 2.293% Due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.293% |  | 2.293% |  | 2.293% |  |
Proceeds from Issuance of Debt |  |  |  | $ 500 |  |  |  |
Notes 2.565% Due 2030 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2030 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.565% |  | 2.565% |  | 2.565% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,500 |  |  |  |
Notes 2.722% Due 2030 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2030 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.722% |  | 2.722% |  | 2.722% |  |
Proceeds from Issuance of Debt |  |  |  | $ 2,000 |  |  |  |
Notes 3.377% Due 2040 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2040 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.377% |  | 3.377% |  | 3.377% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,500 |  |  |  |
Notes 3.112% Due 2040 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2040 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.112% |  | 3.112% |  | 3.112% |  |
Proceeds from Issuance of Debt |  |  |  | $ 750 |  |  |  |
Notes 3.362% Due 2050 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2050 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.362% |  | 3.362% |  | 3.362% |  |
Proceeds from Issuance of Debt |  |  |  | $ 750 |  |  |  |
Notes 3.577% Due 2050 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2050 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.577% |  | 3.577% |  | 3.577% |  |
Proceeds from Issuance of Debt |  |  |  | $ 2,000 |  |  |  |
Notes 2.056% Due 2025 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2025 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.056% |  | 2.056% |  | 2.056% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,300 |  |  |  |
Otis 3-Year Term Loan due 2023 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2023 |  |  |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,000 |  |  |  |
Carrier 3-Year Term Loan due 2023 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2023 |  |  |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,750 |  |  |  |
Notes 3.125% Due 2050 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,000 |  | $ 1,000 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2050 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 3.125% |  | 3.125% |  | 3.125% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,000 |  |  |  |
Notes 2.250% Due 2030 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [2] | $ 1,000 |  | $ 1,000 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [2] |  |  | 2030 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [2] | 2.25% |  | 2.25% |  | 2.25% |  |
Proceeds from Issuance of Debt |  |  |  | $ 1,000 |  |  |  |
Notes 3.125% Due 2020 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 1,000 |  | $ 1,000 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2020 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 3.125% |  | 3.125% |  | 3.125% |  |
Notes 2.500% Due 2022 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 1,100 |  | $ 1,100 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2022 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 2.50% |  | 2.50% |  | 2.50% |  |
Notes 3.150% Due 2024 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 300 |  | $ 300 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2024 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 3.15% |  | 3.15% |  | 3.15% |  |
Notes 7.200% Due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 382 |  | $ 382 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2027 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 7.20% |  | 7.20% |  | 7.20% |  |
Notes 7.000% Due 2028 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 185 |  | $ 185 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2028 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 7.00% |  | 7.00% |  | 7.00% |  |
Notes 4.875% Due 2040 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 600 |  | $ 600 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2040 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 4.875% |  | 4.875% |  | 4.875% |  |
Notes 4.700% Due 2041 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 425 |  | $ 425 |  |  | 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2041 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 4.70% |  | 4.70% |  | 4.70% |  |
Notes 4.200% Due 2044 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term Debt, Gross | [1] | $ 300 |  | $ 300 |  |  | $ 0 |
Debt Instrument, Maturity Date, Description | [1] |  |  | 2044 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [1] | 4.20% |  | 4.20% |  | 4.20% |  |
Notes 1.950% Due 2019 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2019 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.95% |  | 1.95% |  | 1.95% |  |
Repayments of Debt |  |  |  |  | 300 |  |  |
Notes 5.250% Due 2019 [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Maturity Date, Description |  |  |  | 2019 |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.25% |  | 5.25% |  | 5.25% |  |
Repayments of Debt |  |  |  |  | $ 300 |  |  |
[1] | Debt assumed in the Raytheon Merger.
[2] | We may redeem these notes at our option pursuant to their terms.

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + 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)(1) -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(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 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 4: 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_DebtInstrumentCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 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 Gross amount of debt extinguished. + References No definition available. + Details
Name: | us-gaap_ExtinguishmentOfDebtAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of long-term debt and lease obligation, classified as noncurrent. + 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 + Details
Name: | us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt and lease obligation, classified as current. + 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 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt and lease obligation, including portion classified as current. + References No definition available. + Details
Name: | us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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

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 Including both current and noncurrent portions, fair market value adjustments of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer. + References No definition available. + Details
Name: | utx_OtherLongTermDebtFairMarketValueAdjustments
Namespace Prefix: | utx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Including both current and noncurrent portions, carrying amount as of the balance-sheet date principal debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer. + References No definition available. + Details
Name: | utx_PrincipalLongTermDebt
Namespace Prefix: | utx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4875Due2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4500Due2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.900Due2020Member
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_Notes8750Due2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.100Due2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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_LIBORplus0.650floatingratenotesdue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.950Due2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Note1.125Due2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2.800Due2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2.300Due2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3100Due2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2.800Due2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.250due2023Member
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_Notes3.700Due2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.200Due2024Member
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_Notes3.950Due2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.875Due2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2.650Due2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.125Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.500Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes7100Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes6700Due2028Member
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_Notes7500Due2029Member
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_Notes5400Due2035Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes6050Due2036Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes6800Due2036Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes7000Due2038Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes6125Due2038Member
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_Notes5700Due2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4500Due2042Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.800Due2043Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.150Due2045MemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3.750Due2046Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.050Due2047Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4.350Due2047Member
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_Notes1923Due2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_LiborPlus045FloatingRatesDue2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2242Due2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2493Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2293Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2565Due2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2722Due2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3377Due2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3112Due2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3362Due2050Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3577Due2050Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2056Due2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Otis3YearTermLoanDue2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Carrier3YearTermLoanDue2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3125Due2050Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2250Due2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3125Due2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes2500Due2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes3150Due2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes7200Due2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes7000Due2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4875Due2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4700Due2041Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes4200Due2044Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes1.950Due2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=utx_Notes5.250Due2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |