XML 68 R56.htm IDEA: XBRL DOCUMENT
v3.20.2

Fair Value of Financial Instruments - Fair Value Measurement of Debt Instruments Based on Discounted Cash Flow Model and Sensitive to Change in Yield (Detail) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2020 USD ($)
Mann Group Promissory Notes | Note Payable Yield Changes 1 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | 1.00%
Note payable, percentage of hypothetical yield | 32.5
Note payable to related party, fair value | $ 53.5
Note payable to related party, fair value after change | 52.5
Change in fair value of note payable value due to change in interest rate percentage | $ (1.0)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (1.90%)
Mann Group Promissory Notes | Note Payable Yield Changes 2 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | (1.00%)
Note payable, percentage of hypothetical yield | 30.5
Note payable to related party, fair value | $ 53.5
Note payable to related party, fair value after change | 54.6
Change in fair value of note payable value due to change in interest rate percentage | $ 1.1
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 2.10%
Mann Group Promissory Notes | Note Payable Yield Changes 3 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | 2.00%
Note payable, percentage of hypothetical yield | 33.5
Note payable to related party, fair value | $ 53.5
Note payable to related party, fair value after change | 51.6
Change in fair value of note payable value due to change in interest rate percentage | $ (1.9)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (3.60%)
Mann Group Promissory Notes | Note Payable Yield Changes 4 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | (2.00%)
Note payable, percentage of hypothetical yield | 29.5
Note payable to related party, fair value | $ 53.5
Note payable to related party, fair value after change | 55.6
Change in fair value of note payable value due to change in interest rate percentage | $ 2.1
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 3.90%
Senior Notes | Note Payable Yield Changes 1 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | 1.00%
Note payable, percentage of hypothetical yield | 32.5
Note payable to related party, fair value | $ 6.4
Note payable to related party, fair value after change | 6.3
Change in fair value of note payable value due to change in interest rate percentage | $ (0.1)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (1.60%)
Senior Notes | Note Payable Yield Changes 2 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | (1.00%)
Note payable, percentage of hypothetical yield | 30.5
Note payable to related party, fair value | $ 6.4
Note payable to related party, fair value after change | 6.5
Change in fair value of note payable value due to change in interest rate percentage | $ 0.1
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 1.60%
Senior Notes | Note Payable Yield Changes 3 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | 2.00%
Note payable, percentage of hypothetical yield | 33.5
Note payable to related party, fair value | $ 6.4
Note payable to related party, fair value after change | 6.3
Change in fair value of note payable value due to change in interest rate percentage | $ (0.1)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (1.60%)
Senior Notes | Note Payable Yield Changes 4 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 31.5
Note payable, percentage of interest rate increases (decreases) | (2.00%)
Note payable, percentage of hypothetical yield | 29.5
Note payable to related party, fair value | $ 6.4
Note payable to related party, fair value after change | 6.6
Change in fair value of note payable value due to change in interest rate percentage | $ 0.2
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 3.10%
MidCap Credit Facility | Note Payable Yield Changes 1 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | 1.00%
Note payable, percentage of hypothetical yield | 14.5
Note payable to related party, fair value | $ 39.0
Note payable to related party, fair value after change | 38.2
Change in fair value of note payable value due to change in interest rate percentage | $ (0.8)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (2.10%)
MidCap Credit Facility | Note Payable Yield Changes 2 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | (1.00%)
Note payable, percentage of hypothetical yield | 12.5
Note payable to related party, fair value | $ 39.0
Note payable to related party, fair value after change | 39.9
Change in fair value of note payable value due to change in interest rate percentage | $ 0.9
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 2.30%
MidCap Credit Facility | Note Payable Yield Changes 3 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | 2.00%
Note payable, percentage of hypothetical yield | 15.5
Note payable to related party, fair value | $ 39.0
Note payable to related party, fair value after change | 37.5
Change in fair value of note payable value due to change in interest rate percentage | $ (1.5)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (3.80%)
MidCap Credit Facility | Note Payable Yield Changes 4 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | (2.00%)
Note payable, percentage of hypothetical yield | 11.5
Note payable to related party, fair value | $ 39.0
Note payable to related party, fair value after change | 40.7
Change in fair value of note payable value due to change in interest rate percentage | $ 1.7
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 4.40%
PPP Loan | Note Payable Yield Changes 1 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | 1.00%
Note payable, percentage of hypothetical yield | 14.5
Note payable to related party, fair value | $ 4.4
Note payable to related party, fair value after change | $ 4.4
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 0.00%
PPP Loan | Note Payable Yield Changes 2 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | (1.00%)
Note payable, percentage of hypothetical yield | 12.5
Note payable to related party, fair value | $ 4.4
Note payable to related party, fair value after change | $ 4.4
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 0.00%
PPP Loan | Note Payable Yield Changes 3 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | 2.00%
Note payable, percentage of hypothetical yield | 15.5
Note payable to related party, fair value | $ 4.4
Note payable to related party, fair value after change | 4.3
Change in fair value of note payable value due to change in interest rate percentage | $ (0.1)
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | (2.30%)
PPP Loan | Note Payable Yield Changes 4 |
Fair Value Of Financial Instruments [Line Items] |
Note payable, percentage of yield | 13.5
Note payable, percentage of interest rate increases (decreases) | (2.00%)
Note payable, percentage of hypothetical yield | 11.5
Note payable to related party, fair value | $ 4.4
Note payable to related party, fair value after change | 4.5
Change in fair value of note payable value due to change in interest rate percentage | $ 0.1
Increase (decrease) in fair value of note payable percentage due to increases (decreases) in interest rate percentage | 2.30%

X
- Definition Change in fair value of note payable percentage due to change in interest rate percentage. + References No definition available. + Details
Name: | mnkd_ChangeInFairValueOfNotePayablePercentageDueToChangeInInterestRatePercentage
Namespace Prefix: | mnkd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Change in fair value of note payable value due to change in interest rate percentage. + References No definition available. + Details
Name: | mnkd_ChangeInFairValueOfNotePayableValueDueToChangeInInterestRatePercentage
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Debt instrument measurement input after change. + References No definition available. + Details
Name: | mnkd_DebtInstrumentMeasurementInputAfterChange
Namespace Prefix: | mnkd_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value of financial instruments. + References No definition available. + Details
Name: | mnkd_FairValueOfFinancialInstrumentsLineItems
Namespace Prefix: | mnkd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Note payable, percentage of interest rate change. + References No definition available. + Details
Name: | mnkd_NotePayablePercentageOfInterestRateChange
Namespace Prefix: | mnkd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Notes payable fair value disclosure after change. + References No definition available. + Details
Name: | mnkd_NotesPayableFairValueDisclosureAfterChange
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_DebtInstrumentMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value portion of notes payable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20,22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_NotesPayableFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mnkd_MannGroupPromissoryNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=mnkd_NotePayableYieldChangesOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=mnkd_NotePayableYieldChangesTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=mnkd_NotePayableYieldChangesThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=mnkd_NotePayableYieldChangesFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mnkd_MidCapCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mnkd_PaycheckProtectionProgramCARESActMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |