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v3.20.4

Retirement Plan (Details) - USD ($) $ in Millions | 12 Months Ended
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Nov. 30, 2020 | Nov. 30, 2019 | Nov. 30, 2018
Retirement Benefits [Abstract] |  |  |
Company contributions to the plan | $ 3.6 | $ 2.3 | $ 3.1

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

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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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Period Type: | duration