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Goodwill and other intangible assets (Tables) | 6 Months Ended
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Apr. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Summary of Changes in Carrying Amount of Goodwill | Changes in the carrying amount of goodwill for th e six months ended April 30, 2022 by operating segment were as follows:
|  | Industrial Precision Solutions |  | Advanced Technology Solutions |  | Total
Balance at October 31, 2021 |  | $ | 415,020 |  |  | $ | 1,298,128 |  |  | $ | 1,713,148 |
Acquisitions |  | 129,856 |  |  | — |  |  | 129,856 |
Currency effect |  | (12,431) |  |  | (9,482) |  |  | (21,913) |
Balance at April 30, 2022 |  | $ | 532,445 |  |  | $ | 1,288,646 |  |  | $ | 1,821,091 |
Summary of Intangible Assets Subject to Amortization | Information regarding our intangible assets subject to amortization was as follows:
|  | April 30, 2022
|  | Carrying Amount |  | Accumulated Amortization |  | Net Book Value
Customer relationships |  | $ | 485,584 |  |  | $ | 238,359 |  |  | $ | 247,225 |
Patent/technology costs |  | 160,542 |  |  | 92,682 |  |  | 67,860 |
Trade name |  | 83,806 |  |  | 42,209 |  |  | 41,597 |
Non-compete agreements |  | 10,448 |  |  | 9,184 |  |  | 1,264 |
Other |  | 1,209 |  |  | 1,203 |  |  | 6 |
Total |  | $ | 741,589 |  |  | $ | 383,637 |  |  | $ | 357,952 |
|  | October 31, 2021
|  | Carrying Amount |  | Accumulated Amortization |  | Net Book Value
Customer relationships |  | $ | 483,815 |  |  | $ | 226,658 |  |  | $ | 257,157 |
Patent/technology costs |  | 154,267 |  |  | 89,299 |  |  | 64,968 |
Trade name |  | 74,301 |  |  | 39,858 |  |  | 34,443 |
Non-compete agreements |  | 9,896 |  |  | 9,099 |  |  | 797 |
Other |  | 1,385 |  |  | 1,383 |  |  | 2 |
Total |  | $ | 723,664 |  |  | $ | 366,297 |  |  | $ | 357,367 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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