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Summary of Platform Development Costs (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Platform development	$ 18,339	$ 21,997
Less accumulated amortization	(8,099)	(12,698)
Net platform development	$ 10,240	$ 9,299

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- Definition

Accumulated amortization platform development cost.

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No definition available.

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Name:	AREN_AccumulatedDepreciationDepletionAndAmortizationPlatformDevelopmentCost
Namespace Prefix:	AREN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Definition

Platform development net

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No definition available.

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Name:	AREN_NetPlatformDevelopment
Namespace Prefix:	AREN_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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- Definition

Platform development gross

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No definition available.

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Name:	AREN_PlatformDevelopmentGross
Namespace Prefix:	AREN_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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No definition available.

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Namespace Prefix:	us-gaap_
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