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Financial Assets and Liabilities - Additional Information (Detail) |  | 1 Months Ended | 2 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 28, 2016 USD ($) | Jul. 31, 2018 USD ($) | Dec. 20, 2019 USD ($) | Oct. 31, 2019 USD ($) | Oct. 31, 2018 USD ($) | Jul. 31, 2018 CNY (¥) | May 19, 2015 USD ($)
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Derivative, maximum shipment period for entry into foreign currency forward contract |  |  |  | 1 month |  |  |
Period for hedge balance in OCI to be reclassified to statement of operations (in months) |  |  |  | 12 months |  |  |
Long-term debt |  |  |  | $ 120,093,000 | $ 125,535,000 |  |
Fair Values of derivative instruments not designated as hedging instruments |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Maximum length of time, foreign currency cash flow hedge |  |  |  | 1 month |  |  |
Foreign currency derivative contracts | Minimum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Forward contracts terms (in months) |  |  |  | 1 month |  |  |
Foreign currency derivative contracts | Maximum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Forward contracts terms (in months) |  |  |  | 22 months |  |  |
Foreign currency derivative contracts | Cash Flow Hedging | Maximum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Forward contracts terms (in months) |  |  |  | 3 years |  |  |
Foreign Exchange Forward | Cash Flow Hedging | Maximum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Forward contracts terms (in months) |  |  |  | 22 months |  |  |
Foreign Exchange Contracts | Maximum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Duration of foreign exchange forward contracts |  |  |  | 1 year |  |  |
Foreign Line of Credit |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Credit facility maximum borrowing capacity |  | $ 33,000,000.0 |  |  |  | ¥ 220,000,000.0 |
Line of credit, current |  |  |  | $ 17,900,000 |  |  |
Unsecured Debt | Revolving Credit Facility | The Credit Agreement |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Credit facility maximum borrowing capacity | $ 650,000,000.0 |  |  |  |  |  | $ 500,000,000.0
Line of credit, current |  |  |  | $ 0 | 330,000,000.0 |  |
Additional borrowings from credit facility | 150,000,000.0 |  |  |  |  |  |
Unsecured Debt | Revolving Credit Facility | The Credit Agreement | Subsequent Event |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Line of credit, current |  |  | $ 160,000,000.0 |  |  |  |
Proceeds from lines of credit, net |  |  | $ 160,000,000.0 |  |  |  |
Unsecured Debt | Revolving Credit Facility | The Credit Agreement | Minimum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Commitment fees percentage |  |  |  | 0.125% |  |  |
Unsecured Debt | Revolving Credit Facility | The Credit Agreement | Maximum |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Commitment fees percentage |  |  |  | 0.20% |  |  |
Unsecured Debt | Term Loan | The Credit Agreement |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Senior unsecured term loan facility, face amount | $ 150,000,000.0 |  |  |  |  |  |
Total outstanding senior unsecured term loan facility |  |  |  | $ 119,800,000 | 133,800,000 |  |
Long-term debt |  |  |  | $ 102,200,000 | $ 120,000,000.0 |  |
Chinese Central Bank Rate | Foreign Line of Credit |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Borrowings, interest rate |  | 10.00% |  |  |  |  |
London Interbank Offered Rate (LIBOR) | Unsecured Debt | Revolving Credit Facility | The Credit Agreement |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Borrowings, interest rate |  |  |  | 1.00% |  |  |
London Interbank Offered Rate (LIBOR) | Unsecured Debt | Term Loan | The Credit Agreement |  |  |  |  |  |  |
Financial Assets And Liabilities [Line Items] |  |  |  |  |  |  |
Borrowings, interest rate |  |  |  | 1.125% |  |  |

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