Class of warrants or rights, exercised.

No definition available.

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- Definition

Maximum ownership percentage allowed to be increased or decreased by warrant holders upon prior notice.

+ References

No definition available.

+ Details

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- Definition

Maximum ownership percentage of holders upon exercise of warrants.

+ References

No definition available.

+ Details

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- Definition

Warrant issue price per share.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

+ Details

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- 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

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Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

+ Details

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- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of new stock issued during the period.

+ 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(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.3-04)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(28))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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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 https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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- Details

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Pre-Funded Warrants - Additional Information (Details) - $ / shares	Jun. 11, 2020	Feb. 04, 2020	Jun. 30, 2022	Jun. 30, 2020	Feb. 29, 2020
Class of Warrant or Right [Line Items]
Pre funded warrants to purchase shares of common stock	909,091	2,884,615	3,793,706
Pre funded warrants exercise price	$ 0.001	$ 0.001	$ 0.001
Pre-funded warrants, term			20 years
Maximum ownership percentage, not to exceed upon exercise of warrants			4.99%
Maximum ownership percentage, increase or decrease upon prior notice			19.99%
Pre-funded warrants exercised			0
February Offering
Class of Warrant or Right [Line Items]
Pre funded warrants to purchase shares of common stock					2,884,615
June Offering
Class of Warrant or Right [Line Items]
Pre funded warrants to purchase shares of common stock				909,091
Underwritten Public Offering
Class of Warrant or Right [Line Items]
Issuance of common stock	7,590,909	18,965,385
Common stock, shares issued, price per share	$ 5.50	$ 2.60
Warrant issue price per share	$ 5.499	$ 2.599