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Liquidating Damages Payable (Details Narrative) - USD ($) | Sep. 30, 2018 | Dec. 31, 2017
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Liquidating Damages Payable |  |
Liquidating damages payable | $ 2,667,798 |

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- Definition Liquidating damages payable. + References No definition available. + Details
Name: | MVEN_LiquidatingDamagesPayable
Namespace Prefix: | MVEN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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