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v3.21.2

Acquisitions (Details) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Aug. 31, 2021 USD ($) | Aug. 31, 2020 USD ($) | Sep. 17, 2019 brand | Aug. 31, 2019 USD ($)
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 1,094.7 | $ 1,080.0 |  | $ 967.3
Weighted Average Amortization Period in Years | 19 years |  |  |
Fiscal 2021 Acquisitions |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 10.0 |  |  |
Identifiable intangible assets | $ 6.1 |  |  |
Weighted Average Amortization Period in Years | 11 years |  |  |
Goodwill expected to be tax deductible | $ 6.9 |  |  |
The Luminaires Group (TLG) |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Number of niche lighting brands of acquired entity | brand |  |  | 5 |
Fiscal 2020 and Fiscal 2019 Acquisitions |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Goodwill | 107.6 |  |  |
Identifiable intangible assets | $ 180.6 |  |  |
Weighted Average Amortization Period in Years | 16 years |  |  |
Goodwill expected to be tax deductible | $ 77.7 |  |  |

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