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Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2018 | Oct. 31, 2017 | Oct. 29, 2016
Accounting Policies And General Information [Line Items] |  |  |
Uninsured cash balances | $ 11.7 |  |
Accumulated other comprehensive loss | $ (1.4) |  |
IPO [Member] |  |  |
Accounting Policies And General Information [Line Items] |  |  |
Assumed dividend rate for stock options issued | 0.00% |  |
Maximum [Member] |  |  |
Accounting Policies And General Information [Line Items] |  |  |
Expected period to sell the business and other assets | 1 year |  |
Customer Concentration Risk [Member] | Net sales [Member] | Top Five Customers [Member] |  |  |
Accounting Policies And General Information [Line Items] |  |  |
Concentration risk, percentage | 13.00% | 15.00% | 15.00%

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