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Commitments and Contingencies - Schedule of Liquidating Damages (Details) - Contingent Obligations [Member]	Jun. 30, 2020 USD ($)
Registration Rights Damages	$ 120,000
Public Information Failure Damages	180,000
Accrued interest	19,903
Totals	$ 319,903

X

- Definition

Liquidating damages payable.

+ References

No definition available.

+ Details

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Namespace Prefix:	MVEN_
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Balance Type:	credit
Period Type:	instant

X

- Definition

Public Information Failure Damages.

+ References

No definition available.

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Namespace Prefix:	MVEN_
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X

- Definition

Registration Rights Damages.

+ References

No definition available.

+ Details

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X

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(5))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.15(a))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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