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v3.23.2

Debt and Financing Arrangements - Narrative (Details) € in Millions | 1 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2023 EUR (€) | Jan. 31, 2023 USD ($) | Oct. 31, 2022 EUR (€) | Sep. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | May 31, 2023 EUR (€) | Mar. 31, 2023 USD ($) | Mar. 31, 2023 EUR (€)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Repayments of debt |  |  |  |  | $ 536,000,000 | $ 3,000,000 |  |  |
4.625% Due in 2023 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Repayments of debt |  | $ 32,000,000 |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  | 4.625% |  |  |  |  |  |  |
Corporate Bond Securities | Johnson Controls International plc (JCI) and Tyco Fire & Security Finance S.C.A. (TFSCA) |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  | 868,000,000 |  | € 800 |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  | 4.25% |  |
Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  |  |  | $ 163,000,000 | € 150
Term loans | Euro Interbank Offered Rate (EURIBOR) |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.40% |  |  |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  | 0 |  |  |  |
$2.5 Billion Facility Expiring Dec 2024 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  |  | 2,500,000,000 |  |  |  |
$500 Million Facility Expiring Nov 2023 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  |  | $ 500,000,000 |  |  |  |
Bank Term Loan Due October 2022 | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Repayments of short-term debt |  |  | € 200 | $ 196,000,000 |  |  |  |  |
Bank Term Loan Due October 2022 | Term loans | Euro Interbank Offered Rate (EURIBOR) |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  | 0.50% |  |  |  |  |  |
Bank Term Loan Due April 2024 | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | € 150 |  |  |  |  | $ 163,000,000 |
Bank Term Loan Due April 2024 | Euro Interbank Offered Rate (EURIBOR) | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate |  |  | 0.70% |  |  |  |  |  |
Euro Bank 150M Term Loan | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Repayments of debt | € 150 |  |  | 147,000,000 |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  | 0.00% | 0.00%
Euro Bank 135M Term Loan | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Repayments of debt | € 135 |  |  | $ 133,000,000 |  |  |  |  |
Euro Bank 135M Term Loan | Euro Interbank Offered Rate (EURIBOR) | Term loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.50% |  |  |  |  |  |  |  |

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