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STOCKHOLDERS’ EQUITY (Details Narrative) $ in Thousands | Aug. 05, 2019 USD ($)
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Stock Repurchase Program [Member] |
Equity, Class of Treasury Stock [Line Items] |
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 10,000

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | us-gaap_ShareRepurchaseProgramAxis=ACTG_StockRepurchaseProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |