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Equity Earnings of Unconsolidated Affiliates, Net of Tax and Net Income Attributable to Noncontrolling Interests - Additional Information (Detail) | 3 Months Ended
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Jan. 31, 2017 USD ($) affiliate | Jan. 31, 2016 USD ($)
Noncontrolling Interest [Abstract] |  |
Percentage of investments in affiliates in which company have non controlling interest | 20.00% |
Number of affiliates in which company has equity interest (affiliate) | affiliate | 2 |
Equity earnings (losses) | $ 0 | $ 0
Dividends received from company's equity method affiliates | 0 | 0
Net income attributable to noncontrolling interests | $ 2,600,000 | $ 1,200,000

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