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Debt and Lines of Credit (Details) - USD ($) | Jun. 30, 2022 | Nov. 10, 2020 | Feb. 29, 2024 | Aug. 31, 2023
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Unsecured debt | 2.150% Senior Unsecured Notes Due December 2030 | Acuity Brands Lighting, Inc. |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |
Aggregate principal amount |  | $ 500,000,000 |  |
Interest rate (as percent) |  | 2.15% |  |
Debt issuance price as a percentage of face value (as percent) |  | 99.737% |  |
Deferred issuance costs |  | $ 4,800,000 |  |
Term of instrument |  | 10 years |  |
Line of Credit | Revolving Credit Facility | Credit facility |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |
Term of instrument | 5 years |  |  |
Executed revolving credit facility | $ 600,000,000 |  |  |
Line of credit facility, additional borrowing capacity | $ 400,000,000 |  |  |
Short-term borrowings outstanding |  |  | $ 0 | $ 0
Additional borrowing capacity under revolving credit facility |  |  | 596,200,000 |
Letters of Credit | Revolving Credit Facility | Credit facility |  |  |  |
Line of Credit Facility [Abstract] |  |  |  |
Outstanding letters of credit |  |  | $ 3,800,000 |

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