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Summary of Platform Development Costs (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Platform development | $ 19,948 | $ 21,997
Less accumulated amortization | (9,609) | (12,698)
Net platform development | $ 10,339 | $ 9,299

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- Definition Accumulated amortization platform development cost. + References No definition available. + Details
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Namespace Prefix: | AREN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Platform development net + References No definition available. + Details
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Namespace Prefix: | AREN_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Platform development gross + References No definition available. + Details
Name: | AREN_PlatformDevelopmentGross
Namespace Prefix: | AREN_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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