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Disputed Trade Payable (Details Narrative) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
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Disclosure Disputed Trade Payable Abstract |  |
Disputed Trade Payable | $ 925 | $ 925

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- References No definition available. + Details
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Namespace Prefix: | gnus_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | gnus_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant