XML 61 R48.htm IDEA: XBRL DOCUMENT
v3.19.1

Borrowings - Facility Financing Obligation (2019 Notes and Tranche B Notes) - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended | 24 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Dec. 31, 2014 | Dec. 31, 2014 | Mar. 31, 2019 | Dec. 31, 2018 | Jul. 01, 2013
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  | $ 101,700 |  |
Milestone rights liability |  |  |  |  | 7,201 | $ 7,201 |
2019 notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  | 9,000 |  |
Facility Financing Obligation |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  | 11,495 | 11,495 |
Tranche B notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  | 2,500 |  |
Deerfield | Minimum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Available amount of credit facility under covenant restrictions for each quarter end after current fiscal |  |  |  |  |  | 25,000 |
Deerfield | 2019 notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  |  |  | $ 160,000
Debt instrument, remaining borrowing capacity |  |  |  |  | 60,000 |  |
Deerfield | Facility Financing Obligation |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Conversion of notes to common shares, value |  |  |  | $ 100,000 |  |  |
Debt instrument, remaining borrowing capacity |  |  |  |  | 80,000 |  |
Remaining milestone rights liability |  |  |  |  | 8,900 | 8,900 |
Milestone rights liability |  |  |  |  | 7,200 | $ 7,200 |
Deerfield | Facility Financing Obligation | Scenario Forecast |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Required payment for milestone liability | $ 5,000 | $ 5,000 |  |  |  |  |
Deerfield | Facility Financing Obligation | Accrued Expenses and Other Current Liabilities |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Milestone rights liability, current |  |  |  |  | 1,600 |  |
Deerfield | Tranche B notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instument additional borrowing capacity |  |  | $ 20,000 |  |  |  |
Debt instrument, remaining borrowing capacity |  |  |  |  | $ 20,000 |  |

X
- Definition Debt instrument additional borrowing capacity. + References No definition available. + Details
Name: | mnkd_DebtInstrumentAdditionalBorrowingCapacity
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line of credit facility restricted borrowing capacity for each quarter end after current fiscal year. + References No definition available. + Details
Name: | mnkd_LineOfCreditFacilityRestrictedBorrowingCapacityForEachQuarterEndAfterCurrentFiscalYear
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Milestone rights liabilities current. + References No definition available. + Details
Name: | mnkd_MilestoneRightsLiabilitiesCurrent
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Milestone rights liabilities current and noncurrent. + References No definition available. + Details
Name: | mnkd_MilestoneRightsLiabilitiesCurrentAndNoncurrent
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Milestone rights liabilities noncurrent. + References No definition available. + Details
Name: | mnkd_MilestoneRightsLiabilitiesNoncurrent
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payment for milestone rights liabilities. + References No definition available. + Details
Name: | mnkd_PaymentForMilestoneRightsLiabilities
Namespace Prefix: | mnkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 + Details
Name: | us-gaap_DebtConversionConvertedInstrumentAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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

X
- Definition Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date. + 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 210.5-02.22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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

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

X
- Details
Name: | dei_LegalEntityAxis=mnkd_DeerfieldManagementCompanyLpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=mnkd_AccruedExpensesAndOtherCurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |