Number of trenches of credit agreement.

No definition available.

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Period Type:	instant

- Definition

Debt instrument covenant requirement to receive revenue for the trailing 12-month period in amounts set forth in the Credit Agreement, amount as of the last day of each fiscal quarter commencing on the fiscal quarter ending September 30, 2020.

+ References

No definition available.

+ Details

Name:	mnlo_DebtCovenantRevenuePerFiscalQuarterFirstAmountDue
Namespace Prefix:	mnlo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

n/a

+ References

No definition available.

+ Details

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

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument, as a percent of the aggregate principal amount of all loans outstanding.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Required monthly payment as a percent of the aggregate principal amount from Jul 2023 through July 2024.

+ References

No definition available.

+ Details

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Namespace Prefix:	mnlo_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The one of the alternative interest rate in addition to the base interest of a debt.

+ References

No definition available.

+ Details

Name:	mnlo_DebtInterestRatePlusAlternate
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt instrument covenant requirement to receive revenue for the trailing 12-month period in amounts set forth in the Credit Agreement, amount as of the last day of each fiscal quarter ending at the fiscal quarter ending September 30, 2024.

+ References

No definition available.

+ Details

Name:	mnlo_Debtcovenantrevenueperfiscalquarterlastamountdue
Namespace Prefix:	mnlo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The gross proceeds from issuance of common stock before deducting offering expenses.

+ References

No definition available.

+ Details

Name:	mnlo_GrossProceedsFromIssuanceOfCommonStock
Namespace Prefix:	mnlo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Minimum aggregate cash balance to maintain after FDA approval.

+ References

No definition available.

+ Details

Name:	mnlo_MinimumAggregateCashBalanceMaintainAfterFdaApproval
Namespace Prefix:	mnlo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of lenders.

+ References

No definition available.

+ Details

Name:	mnlo_NumberOfLenders
Namespace Prefix:	mnlo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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+ Details

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

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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

- Definition

Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Data Type:	num:percentItemType
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

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

- Details

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- Details

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Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
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Balance Type:
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Data Type:	na
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Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mnlo_ShareholderLenderMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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LONG-TERM DEBT - Credit agreement (Details) $ in Millions	Mar. 09, 2020 USD ($) item	Jul. 29, 2019 USD ($) Lender	Mar. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 17, 2019 USD ($)
Credit Agreement
Debt instrument information
Number of trenches \| item	3
Amended and Restated Credit Agreement
Debt instrument information
Debt Instrument, Face Amount	$ 50.0
Debt carrying amount			$ 35.0	$ 35.0
Base interest rate	8.25%
Additional interest (as a percent)	2.75%
Debt instrument fee as a percent of the aggregate principal amount	1.00%
Monthly payment as a percent of the aggregate principal amount beginning July 2023	1.50%
Debt covenants
Minimum aggregate cash balance to maintain after FDA approval	$ 2.5
Covenant quarterly payment required at beginning	10.5
Covenant quarterly payment required at end	$ 109.5
Amended and Restated Credit Agreement \| One-month LIBOR
Debt instrument information
Variable rate basis	LIBOR
Amended and Restated Credit Agreement, Trench 1 Loan
Debt instrument information
Debt Instrument, Face Amount		$ 15.0
Amended and Restated Credit Agreement, Trench 2 Loan
Debt instrument information
Debt Instrument, Face Amount					$ 20.0
Amended and Restated Credit Agreement, Trench 3 Loan
Debt instrument information
Borrowing capacity			$ 15.0
Shareholder Lender \| Credit Agreement
Debt instrument information
Borrowing capacity		$ 50.0
Number of lenders involved \| Lender		2
Registered offering per securities purchase agreement \| Shareholder Lender
Debt instrument information
Number of lenders involved \| Lender		1
Gross proceeds from issuance of common stock		$ 14.0