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Operating Segments - Reconciliation of Segment Operating Income to Consolidated Income Before Income Taxes (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jan. 31, 2021 | Jan. 31, 2020
Segment Reporting [Abstract] |  |
Total profit for reportable segments | $ 109,025 | $ 75,093
Interest expense | (6,932) | (9,740)
Interest and investment income | 380 | 588
Other - net | (4,661) | (2,846)
Income before income taxes | $ 97,812 | $ 63,095

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