XML 75 R66.htm IDEA: XBRL DOCUMENT v3.20.4

Warrants - Summary of fair value of warrant liabilities (Detail)	Sep. 11, 2020
Risk-free rate of return [Member]
Warrants and Rights Outstanding, Measurement Input	0.0012
Maturity date [Member]
Warrants and Rights Outstanding, Maturity Date	Sep. 11, 2021
Estimated volatility rate [Member]
Warrants and Rights Outstanding, Measurement Input	0.6072
Exercise price [Member]
Warrants and Rights Outstanding, Measurement Input	19.57

X

- Definition

Expiration date 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 CCYY-MM-DD format.

+ 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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	instant

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

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

X

- Details

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Balance Type:
Period Type:

X

- Details

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X

- Details

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X

- Details

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