Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
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Oct. 31, 2018 |
Oct. 31, 2017 |
Oct. 31, 2018 |
Oct. 31, 2017 |
Dec. 31, 2017 |
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Income Tax Disclosure [Abstract] | |||||
Income tax (benefits) provisions | $ (775) | $ 1,154 | $ (2,421) | $ 1,458 | |
Corporate federal income tax rate | 21.00% | 35.00% |
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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