Restricted Stock Liabilities (Details Narrative) - USD ($)		12 Months Ended
Dec. 15, 2020	Dec. 31, 2021	Dec. 31, 2020
Restricted Stock Liabilities
Number of shares vested	48,389
Purchase price per share	$ 88.00
Incremental stock-based compensation costs	$ 334,328
Reclassification of restricted stock awards and units from equity to liability classified upon modification	$ 3,800,734	$ (3,623,309)	$ (3,800,734)
Restricted stock repurchased during period shares		22,178

No definition available.

Name:	MVEN_DisclosureRestrictedStockLiabilitiesAbstract
Namespace Prefix:	MVEN_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Purchase price per share.

+ References

No definition available.

+ Details

Name:	MVEN_PurchasePricePerShare
Namespace Prefix:	MVEN_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Reclassification of restricted stock awards and units from equity to liability classified upon modification.

+ References

No definition available.

+ Details

Name:	MVEN_ReclassificationOfRestrictedStockAwardsAndUnitsFromEquityToLiabilityClassifiedUponModification
Namespace Prefix:	MVEN_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Restricted stock repurchased during period shares.

+ References

No definition available.

+ Details

Name:	MVEN_RestrictedStockRepurchasedDuringPeriodShares
Namespace Prefix:	MVEN_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The excess of the fair value of the modified award over the fair value of the award immediately before the modification.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)(iii)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionModificationOfTermsIncrementalCompensationCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration