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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands | 2 Months Ended | 3 Months Ended | 10 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 31, 2017 | Jan. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2016
Income Tax [Line Items] |  |  |  |  |  |  |
Earnings before income taxes of domestic operations |  |  |  | $ 222,435 | $ 192,643 | $ 181,840 |
U.S. federal corporate income tax rate | 35.00% |  | 21.00% | 21.00% | 23.34% | 35.00% |
Provisional tax expense (benefit) due to revaluation of tax assets and liabilities at reduced corporate tax rate |  | $ 4,866 |  | $ 4,866 | $ (49,082) |  |
Provisional tax expense to reflect the transition tax on previously deferred foreign earnings |  |  |  |  | 27,618 |  |
Decrease in income tax expense |  |  |  |  | 21,464 |  |
Payment of transition tax in installments, period |  |  |  | 8 years |  |  |
Earnings before income taxes of international operations |  |  |  | $ 208,669 | 255,877 | $ 238,451 |
Undistributed earnings aggregated |  |  | $ 1,088,183 | 1,101,736 | 1,088,183 |  |
Total unrecognized tax benefits |  |  | 2,891 | 2,909 | 2,891 | $ 3,781 | $ 3,336
Total unrecognized tax benefits impact the effective tax rate |  |  | 2,411 | 2,429 | 2,411 |  |
Accrued interest expense related to unrecognized tax benefits |  |  | $ 538 | 593 | 538 |  |
Tax credit carryforwards |  |  |  | 8,132 |  |  |
Tax credit carryforwards amount indefinite carryforward period |  |  |  | 6,708 |  |  |
Capital loss carryforward |  |  |  | 20,149 |  |  |
Indefinite carryforward period |  |  |  | 15,425 |  |  |
Net change in the valuation allowance |  |  |  | 439 | $ (29) |  |
Valuation allowance relates to tax credits and loss carryforwards |  |  |  | 15,301 |  |  |
2028-2029 [Member] |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Tax credit carryforwards amount to expires |  |  |  | 1,424 |  |  |
2020 through 2039 [Member] |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Operating loss carryforwards |  |  |  | 84,464 |  |  |
Federal [Member] |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Operating loss carryforwards |  |  |  | 169 |  |  |
State [Member] |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Operating loss carryforwards |  |  |  | 61,136 |  |  |
Foreign [Member] |  |  |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |  |  |
Operating loss carryforwards |  |  |  | $ 18,435 |  |  |

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