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.

No definition available.

+ Details

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- 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

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- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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

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Fair Value of Financial Instruments - Schedule of Key Inputs and Assumption to Estimate the Fair Value of Warrant Liability (Detail) - Warrant [Member]	Mar. 31, 2021	Mar. 31, 2020
Stock Price [Member] \| Class Of Warrant Or Right Issued on May 2020 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions	0.0178
Stock Price [Member] \| Class Of Warrant Or Right Issued on April 2019 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions		0.0110
Volatility [Member] \| Class Of Warrant Or Right Issued on May 2020 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions	0.78
Volatility [Member] \| Class Of Warrant Or Right Issued on April 2019 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions		0.60
Remaining Term [Member] \| Class Of Warrant Or Right Issued on May 2020 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions	3 years 3 days
Remaining Term [Member] \| Class Of Warrant Or Right Issued on April 2019 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions		4 years 3 days
Risk-free Interest Rate [Member] \| Class Of Warrant Or Right Issued on May 2020 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions	0.0035
Risk-free Interest Rate [Member] \| Class Of Warrant Or Right Issued on April 2019 [Member]
Class Of Warrant Or Right [Line Items]
Fair value assumptions		0.0033