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Nature of Operations Equity Sponsor and Related Party Transactions - Additional Information (Detail) - USD ($)
12 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2018
Jul. 31, 2018
Apr. 30, 2018
Primary Equity Holder [Member]          
Nature Of Operations Equity Sponsor And Related Party Transactions [Line Items]          
Selling, general and administrative expenses charged by primary equity holder $ 500,000 $ 1,400,000 $ 900,000    
Management [Member]          
Nature Of Operations Equity Sponsor And Related Party Transactions [Line Items]          
Rent expense $ 700,000 1,900,000 $ 1,500,000    
American Industrial Partners [Member]          
Nature Of Operations Equity Sponsor And Related Party Transactions [Line Items]          
Equity interest held by operating partnership, voting equity 53.30%        
China JV [Member]          
Nature Of Operations Equity Sponsor And Related Party Transactions [Line Items]          
Investments in joint ventures   $ 0   $ 6,700,000 $ 900,000
Equity interest in joint ventures         10.00%
Loan interest rate       5.00%