The number of common shares that the holder of the debt instrument would receive if the debt was converted to equity.

No definition available.

Name:	mbrx_DebtInstrumentConvertibleNumberOfCommonShares
Namespace Prefix:	mbrx_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870

+ Details

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

- 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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e7018-107765

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6935-107765

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Balance Type:
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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=us-gaap_InvestorMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_DebtInstrumentAxis=mbrx_IssueDateAugust312015Member
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- Details

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- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=mbrx_InvestorCMember
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- Details

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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=mbrx_InvestorGMember
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- Details

Name:	us-gaap_DebtInstrumentAxis=mbrx_IssueDateJanuary192016Member
Namespace Prefix:
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Convertible Notes Payable - Schedule of Convertible Notes Payable (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2017	May 31, 2016
Debt Instrument [Line Items]
Convertible notes payable	$ 296,000	$ 0
Accrued interest	7,172		$ 17,699
Convertible Notes Payable
Debt Instrument [Line Items]
Convertible notes payable	$ 276,079	0
Convertible number of common shares	1,821,013
Accrued interest	$ 20,333
Shares issued August 31, 2015 \| Issue Date August 31 2015
Debt Instrument [Line Items]
Convertible notes payable	$ 38,299	$ 0
Conversion Rate		$ 0.1299
Convertible number of common shares	294,832
Shares issued September 3, 2015 \| Issue Date September 03, 2015
Debt Instrument [Line Items]
Convertible notes payable	$ 125,000	$ 0
Conversion Rate		$ 0.1299
Convertible number of common shares	962,279
Shares issued October 6, 2015 \| Issue Date October 06, 2015 One
Debt Instrument [Line Items]
Convertible notes payable	$ 30,280	$ 0
Conversion Rate		$ 0.20
Convertible number of common shares	151,402
Shares issued January 19, 2016 \| Issue Date January 19, 2016
Debt Instrument [Line Items]
Convertible notes payable	$ 82,500	$ 0
Conversion Rate		$ 0.20
Convertible number of common shares	412,500