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Goodwill and Other Intangible Assets | 12 Months Ended
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Oct. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Other Intangible Assets |
5 | Goodwill and Other Intangible Assets
Goodwill The changes in the carrying amount of goodwill by reportable segment for fiscal 2024 and 2023 were as follows (dollars in millions):
|  | Professional |  | Residential |  | Other |  | Total
Balance as of October 31, 2022 |  | $ | 573.0 |  |  | $ | 10.3 |  |  | $ | — |  |  | $ | 583.3 |
Non-cash impairment charge |  | (133.3) |  |  | — |  |  | — |  |  | (133.3) |
Translation adjustments |  | 0.8 |  |  | — |  |  | — |  |  | 0.8 |
Balance as of October 31, 2023 |  | 440.5 |  |  | 10.3 |  |  | — |  |  | 450.8 |
Goodwill divested |  | (0.5) |  |  | (0.5) |  |  | — |  |  | (1.0) |
Translation adjustments |  | 0.4 |  |  | 0.1 |  |  | — |  |  | 0.5 |
Balance as of October 31, 2024 |  | $ | 440.4 |  |  | $ | 9.9 |  |  | $ | — |  |  | $ | 450.3 |
Other Intangible Assets The components of other intangible assets were as follows (dollars in millions, except weighted-average useful life in years):
October 31, 2024 |  | Weighted-Average Useful Life in Years |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
Patents |  | 9.9 |  | $ | 18.2 |  |  | $ | (16.7) |  |  | $ | 1.5 |
Customer-related |  | 16.0 |  | 319.9 |  |  | (128.0) |  |  | 191.9 |
Developed technology |  | 7.1 |  | 102.9 |  |  | (72.9) |  |  | 30.0 |
Trade names |  | 13.7 |  | 10.7 |  |  | (7.0) |  |  | 3.7 |
Total finite-lived |  | 13.7 |  | 451.7 |  |  | (224.6) |  |  | 227.1 |
Indefinite-lived - trade names |  |  |  | 271.6 |  |  | — |  |  | 271.6 |
Total other intangible assets, net |  |  |  | $ | 723.3 |  |  | $ | (224.6) |  |  | $ | 498.7 |
October 31, 2023 |  | Weighted-Average Useful Life in Years |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
Patents |  | 9.9 |  | $ | 18.2 |  |  | $ | (16.0) |  |  | $ | 2.2 |
Non-compete agreements |  | 5.5 |  | 6.9 |  |  | (6.9) |  |  | — |
Customer-related |  | 15.8 |  | 327.5 |  |  | (106.7) |  |  | 220.8 |
Developed technology |  | 7.1 |  | 102.0 |  |  | (63.1) |  |  | 38.9 |
Trade names |  | 13.7 |  | 10.7 |  |  | (4.0) |  |  | 6.7 |
Backlog and other |  | 0.6 |  | 5.7 |  |  | (5.7) |  |  | — |
Total finite-lived |  | 13.3 |  | 471.0 |  |  | (202.4) |  |  | 268.6 |
Indefinite-lived - trade names |  |  |  | 271.5 |  |  | — |  |  | 271.5 |
Total other intangible assets, net |  |  |  | $ | 742.5 |  |  | $ | (202.4) |  |  | $ | 540.1 |
Amortization expense for finite-lived intangible assets for the fiscal years ended October 31, 2024, 2023, and 2022 was $34.5 million, $35.7 million, and $33.9 million, respectively. Estimated amortization expense for the succeeding fiscal years is as follows (dollars in millions):
Succeeding fiscal year |  | Estimated amortization expense
2025 |  | $ | 30.1 |
2026 |  | 28.9 |
2027 |  | 23.9 |
2028 |  | 21.2 |
2029 |  | 20.1 |
Thereafter |  | 102.9 |
Total estimated amortization expense |  | $ | 227.1 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
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