Fair market value of stock option.

No definition available.

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- Definition

Grant date fair value of stock options granted.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Warrant vesting term.

+ References

No definition available.

+ Details

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Namespace Prefix:	MVEN_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

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Balance Type:	na
Period Type:	instant

- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Aggregate number of common shares reserved for future issuance.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ 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 (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Balance Type:	debit
Period Type:	instant

- Definition

Date the equity-based award expires, in CCYY-MM-DD format.

+ 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 (a)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Period Type:	duration

- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ 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
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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

- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ 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 (g)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ 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
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

+ References

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Number of non-vested options outstanding.

+ References

No definition available.

+ Details

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Data Type:	xbrli:sharesItemType
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Period Type:	instant

- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Period Type:	duration

- Definition

Number of options vested.

+ References

No definition available.

+ Details

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

- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Stock Based Compensation (Details Narrative) - USD ($)						12 Months Ended
Stock Based Compensation (Details Narrative) - USD ($)	Dec. 13, 2018	Dec. 12, 2018	Nov. 02, 2018	Oct. 31, 2016	Aug. 31, 2016	Dec. 31, 2018	Aug. 31, 2018	Mar. 28, 2018	Dec. 31, 2017
Number of Shares Common stock options, Granted						8,187,750
Grant date fair value of stock options granted						5,566,385
Intrinsic value of stock option						$ 1,573,000			$ 1,573,000
Number of shares fully vested						175,000
Exercise price of stock option						$ 0.17
Stock option expiration date						May 15, 2019
Number of shares issued during period, shares				307,475	12,209,677
Number of outstanding stock options not vested						7,552,355
Unrecognized compensation expense related to stock options granted						$ 4,338,362
Weighted-average period of options term						9 years 2 months 30 days
Fair market value of stock option						$ 0.48
Warrant vesting term						3 years
Warrant expiration term						5 years
Exercise price upper range						$ 1.32
Exercise price lower range						$ 2.25
Common Stock [Member]
Number of Shares Common stock options, Granted	700,000		360,000
Number of shares fully vested	1,000,000	354,000
Channel Partner Warrants [Member]
Grant date fair value of stock options granted						2,000,000
Common stock warrant issued						4,215,500
Warrant to purchase common stock						982,860
Exercise price lower range						$ 0.48
Unexercised in-the-Money [Member]
Intrinsic value of stock option						$ 7,750
Fair market value of stock option						$ 0.48
June 2018 [Member]
Number of shares fully vested						125,000
Number of shares issued during period, shares						106,154
2016 Stock Incentive Plan [Member]
Number of Shares Common stock options, Granted						9,405,541
Number of shares available for future grant						594,459
2016 Stock Incentive Plan [Member] \| Minimum [Member]
Common stock reserved for grant							5,000,000	3,000,000
2016 Stock Incentive Plan [Member] \| Maximum [Member]
Common stock reserved for grant							10,000,000	5,000,000
Stock Options Outside 2016 Plan [Member]
Number of Shares Common stock options, Granted						2,414,000
Grant date fair value of stock options granted						755,884
Intrinsic value of stock option						$ 277,820
Unrecognized compensation expense related to stock options granted						$ 733,875
Weighted-average period of options term						2 years 11 months 1 day