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Commitments and Contingencies - Remaining Purchase Commitments and Estimated Capacity Fee Liability Requirements (Parenthetical) (Detail) | Dec. 31, 2023 EUR (€)
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Purchase Obligation, Fiscal Year Maturity [Abstract] |
Capacity fee | € 750,000

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- Definition Capacity fee. + References No definition available. + Details
Name: | mnkd_CapacityFee
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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