Aggregate value used to determine number of shares underlying the warrant and issuable upon exercise of warrants.

No definition available.

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- Definition

Exercise of redeemable A-1 preferred stock warrant shares.

+ References

No definition available.

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- Definition

Exercise of redeemable convertible A-2 preferred stock warrant shares.

+ References

No definition available.

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- Definition

Exercise of redeemable convertible A-2 preferred stock warrant value.

+ References

No definition available.

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- Definition

Fair value of warrants.

+ References

No definition available.

+ Details

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- Definition

Date the warrants or rights are exercisable, in CCYY-MM-DD format.

+ 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 http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

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- Definition

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

+ References

+ 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.

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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

The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "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
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-Topic 230
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- Definition

Amount of expense (income) related to adjustment to fair value of warrant liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

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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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Warrant Options - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		9 Months Ended
	Jul. 30, 2020	Jul. 27, 2020	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jul. 29, 2020	Apr. 30, 2020	Apr. 13, 2020	Dec. 31, 2019	Oct. 31, 2018	Oct. 19, 2018
Class Of Warrant Or Right [Line Items]
Period between issuance and expiration of outstanding warrant									10 years
Share price			$ 16.36	$ 27.30	$ 16.36	$ 27.30
Exercise of the series A-2 preferred stock warrant			$ 44,441
Common Stock
Class Of Warrant Or Right [Line Items]
Warrant exercise price per share	$ 0.01
Exercise of the series A-1 preferred stock warrant, shares			534,240
Exercise of the series A-2 preferred stock warrant,shares	1,999,999		1,999,999
Exercise of the series A-2 preferred stock warrant	$ 44,400
Redeemable Series A-1 Preferred Stock
Class Of Warrant Or Right [Line Items]
Warrants to purchase common stock											534,240	534,240
Warrant exercise price per share											$ 0.01
Period between issuance and expiration of outstanding warrant											10 years
Fair value of warrants							$ 11,900			$ 16,900
Warrants exercised in full for cash, date					Jul. 30, 2020
Redeemable Series A-1 Preferred Stock \| Other Expense
Class Of Warrant Or Right [Line Items]
Fair value gains/(losses) of warrants			$ 5,000	$ (2,500)	$ 5,000	$ (4,100)
Redeemable Series A-1 Preferred Stock \| Common Stock
Class Of Warrant Or Right [Line Items]
Warrant exercise price per share	$ 0.01
Exercise of the series A-1 preferred stock warrant, shares	534,240
Redeemable Series A-2 Preferred Stock
Class Of Warrant Or Right [Line Items]
Warrants to purchase common stock								1,351,960
Warrant exercise price per share								$ 0.01
Period between issuance and expiration of outstanding warrant								10 years
Aggregate value to determine number of shares underlying the warrant and issuable upon exercise of warrants								$ 30,000
Convertible And Redeemable Series A-2 Preferred Stock
Class Of Warrant Or Right [Line Items]
Warrants to purchase common stock		1,999,999
Share price		$ 15.00
Increase of shares		648,039
Convertible And Redeemable Series A-2 Preferred Stock \| Other Expense
Class Of Warrant Or Right [Line Items]
Fair value gains/(losses) of warrants			$ (14,300)		$ (14,300)