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Basic and Diluted Loss Per Share (Details) - Schedule of computation of diluted loss per share - shares | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Schedule of computation of diluted loss per share [Abstract] |  |
Warrants to purchase common stock | 3,817,667 |
Options to purchase common stock | 753,459 |
Restricted Stock-Units (“RSUs”) issued under a management equity plan | 2,264,287 |
Total | 6,835,413 |

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- Definition Options to purchase common stock. + References No definition available. + Details
Name: | migi_OptionsToPurchaseCommonStock
Namespace Prefix: | migi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Restricted Stock-Units (“RSUs”) issued under a management equity plan. + References No definition available. + Details
Name: | migi_RestrictedStockUnitsRSUsIssuedUnderAManagementEquityPlan
Namespace Prefix: | migi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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

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- Definition Total diluted loss per share. + References No definition available. + Details
Name: | migi_TotalOfDilutedLossPerShare
Namespace Prefix: | migi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Warrants to purchase common stock. + References No definition available. + Details
Name: | migi_WarrantsToPurchaseCommonStockinDollars
Namespace Prefix: | migi_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration