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Simple IRA Plan (Details Narrative) - IRA Plan [Member] | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Oct. 26, 2000 Integer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Defined contribution plan, number of employees covered | Integer |  |  | 100
Defined contribution plan, employer matching contribution amount | $ | $ 15,123 | $ 16,942 |

X
- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of employees eligible to participate in defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=LOAN_IRAPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |