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Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Research and development, Grants	$ 708,700	$ 793,540

X

- Definition

Research and development grants.

+ References

No definition available.

+ Details

Name:	MDBH_ResearchAndDevelopmentGrants
Namespace Prefix:	MDBH_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_IncomeStatementAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration