XML 120 R113.htm IDEA: XBRL DOCUMENT
v3.21.4

Summary of Liquidated Damages (Details) - USD ($) | Sep. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Registration Rights Damages |  |  | $ 3,764,956 | $ 3,127,756
Public Information Failure Damages |  |  | 4,655,445 | 3,936,645
Accrued interest |  |  | 1,147,690 | 1,016,113
Liquidated damages payable |  | $ 11,765,706 | 9,568,091 | 8,080,514
Twelve Percentage Convertible Debt [Member] |  |  |  |
Registration Rights Damages |  |  |  |
Public Information Failure Damages |  |  | 905,490 | 893,190
Accrued interest |  |  | 134,466 | 132,888
Liquidated damages payable |  |  | 1,039,956 | 1,026,078
MDB Common Stock to Be Issued [Member] |  |  |  |
Registration Rights Damages | [1] |  | 15,001 | 15,001
Public Information Failure Damages | [1] |  |  |
Accrued interest | [1] |  |  |
Liquidated damages payable | [1] |  | 15,001 | 15,001
Series H Preferred Stock [Member] |  |  |  |
Registration Rights Damages |  |  | 1,163,955 | 1,163,955
Public Information Failure Damages |  |  | 1,163,955 | 1,163,955
Accrued interest |  |  | 481,017 | 481,017
Liquidated damages payable |  |  | 2,808,927 | 2,808,927
Series l Preferred Stock [Member] |  |  |  |
Registration Rights Damages |  |  | 1,386,000 | 1,108,800
Public Information Failure Damages |  |  | 1,386,000 | 1,039,500
Accrued interest |  |  | 332,185 | 262,193
Liquidated damages payable |  |  | 3,104,185 | 2,410,493
Series J Preferred Stock [Member] |  |  |  |
Registration Rights Damages |  |  | 1,200,000 | 840,000
Public Information Failure Damages |  |  | 1,200,000 | 840,000
Accrued interest |  |  | 200,022 | 140,015
Liquidated damages payable |  |  | $ 2,600,022 | $ 1,820,015
[1] | Consists of shares of common stock issuable to MDB Capital Group, LLC (“MDB”).

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

X
- Definition Public Information Failure Damages. + References No definition available. + Details
Name: | MVEN_PublicInformationFailureDamages
Namespace Prefix: | MVEN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Registration Rights Damages. + References No definition available. + Details
Name: | MVEN_RegistrationRightsDamages
Namespace Prefix: | MVEN_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 + Details
Name: | us-gaap_InterestPayableCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=MVEN_TwelvePercentageConvertibleDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=MVEN_MDBCommonStockToBeIssuedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_SeriesHPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=MVEN_SeriesIPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=MVEN_SeriesJPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |