XML 40 R27.htm IDEA: XBRL DOCUMENT
v3.20.4

Schedule of Assumptions Used to Calculate Fair Value of Warrant Liability (Detail) - ClinicalTrials | Dec. 31, 2020 | Jun. 30, 2020
--- | --- | ---
Risk Free Interest Rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Warrants and Rights Outstanding, Measurement Input | 0.1 | 0.2
Expected life years |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Warrants and Rights Outstanding, Measurement Input | 2.4 | 2.9
Expected volatility |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Warrants and Rights Outstanding, Measurement Input | 80.5 | 77.4
Dividend Yield |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Warrants and Rights Outstanding, Measurement Input | 0.0 | 0.0
Black-Scholes Fair Value |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Warrants and Rights Outstanding, Measurement Input | 1.26 | 2.52

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

X
- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + 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_WarrantsAndRightsOutstandingMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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

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

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

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

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