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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Jan. 31, 2024 | Jan. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |  |
Amortization expense | $ 0.6 | $ 1.4

X
- Definition Amortization of intangible assets and cost of sales. + References No definition available. + Details
Name: | revg_AmortizationOfIntangibleAssetsAndCostOfSales
Namespace Prefix: | revg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration