Significant Accounting Policies - Additional Information (Detail) - USD ($)	12 Months Ended
Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Significant Accounting Policies [Line Items]
Ownership percentage in affiliates and joint ventures	50.00%
Advertising costs incurred	$ 7,174,000	$ 10,479,000	$ 12,451,000
Research and development costs incurred	$ 63,591,000	$ 60,018,000	$ 58,806,000
Percentage of research and development expenses on sales	3.00%	2.70%	2.60%
Periods of performance considered for calculating compensation expense	3 years
Cost percentage of inventory under LIFO method	19.00%	19.00%
Consolidated inventories under FIFO method	$ 4,545,000	$ 6,145,000
Interest charges capitalized	$ 0	$ 0	$ 0
Product warranty period	1 year
Maximum
Significant Accounting Policies [Line Items]
Liquid instruments with maturity period	90 days
Stock Options
Significant Accounting Policies [Line Items]
Options for common shares excluded from computation of diluted earning per share (in shares)	95,000	176,000	0

Corporate performance measurement period.

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Highly liquid investments maturity period.

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Product warranty period.

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Research and development expenses ratio on sales.

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- Definition

Significant accounting policies.

+ References

No definition available.

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- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 720
-SubTopic 35
-Section 50
-Paragraph 1
-Subparagraph (b)
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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Amount of interest capitalized, including amount of allowance for funds used during construction.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 980
-SubTopic 835
-Section 45
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- Definition

Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
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