Class of Warrant or Right, Exercised in Period

No definition available.

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- Definition

Class of Warrant or Right Exercises In Period, Weighted Average Exercise Price of Warrants or Rights

+ References

No definition available.

+ Details

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- Definition

Class of Warrant or Right, Grants in Period

+ References

No definition available.

+ Details

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- Definition

The amount of expense pertaining to the warrants issued.

+ References

No definition available.

+ Details

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- Definition

The amount of reclassification of warrants to equity.

+ References

No definition available.

+ 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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- 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Number of warrants or rights outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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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
-SubTopic 10
-Section 45
-Paragraph 28
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=109262497&loc=d3e20148-110875

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- Definition

Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ 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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Warrants - Activity - Additional Information (Details)				1 Months Ended		12 Months Ended
Warrants - Activity - Additional Information (Details)	Nov. 12, 2019 USD ($)	Mar. 29, 2019 USD ($)	May 24, 2018 USD ($) $ / shares shares	Jun. 30, 2019 shares	Aug. 31, 2018 shares	Dec. 31, 2019 USD ($) $ / shares shares	Dec. 31, 2018 USD ($) $ / shares shares	Sep. 30, 2019 shares	Nov. 30, 2018 shares	Nov. 28, 2018 shares	Dec. 31, 2017 shares
Warrants
Issued (in shares)						16,934,170	136,916
Warrants exercised (in shares)						3,451,642	9,432
Additional warrant expense \| $						$ 49,027,000	$ 145,000
Outstanding (in shares)						13,609,929	127,540				57
Warrant Expense \| $						$ 49,027,000	$ 145,000
Series A warrants
Warrants
Outstanding (in shares)									66,667
Placement agent warrants
Warrants
Outstanding (in shares)									4,667
Institutional Investors
Warrants
Warrants exercised (in shares)					8
Outstanding (in shares)							4,498
June 2019 series C prefunded warrants
Warrants
Issued (in shares)						6,467,501
November 2018 prefunded warrants
Warrants
Issued (in shares)							61,084
Warrants exercised (in shares)						(51,667)	(9,417)
Warrants exercised (in dollars per share) \| $ / shares						$ 1.20	$ 1.20
November 28, 2018 Series A investor warrants
Warrants
Warrants exercised (in shares)						66,666
Warrants exercised (in dollars per share) \| $ / shares						$ 1.20
Additional warrant expense \| $		$ 100,000
Warrants issued										66,667
November 28, 2018 Series A investor warrants \| Risk-free interest rate
Warrants
Warrant fair value measurement inputs (as a percent)		2.2
November 28, 2018 Series A investor warrants \| Expected term
Warrants
Warrants term		4 years 8 months 12 days
November 28, 2018 Series A investor warrants \| Expected dividends
Warrants
Warrant fair value measurement inputs (as a percent)		0.0
November 28, 2018 Series A investor warrants \| Expected volatility
Warrants
Warrant fair value measurement inputs (as a percent)		204.4
Investor inducement warrants
Warrants
Warrants exercised (in shares)			7
Warrants exercised (in dollars per share) \| $ / shares			$ 97,650.00
Additional warrant expense \| $							$ 100,000
Investor inducement warrants \| Risk-free interest rate \| Minimum
Warrants
Warrant fair value measurement inputs (as a percent) \| $			2.28
Investor inducement warrants \| Risk-free interest rate \| Maximum
Warrants
Warrant fair value measurement inputs (as a percent) \| $			2.65
Investor inducement warrants \| Expected term \| Minimum
Warrants
Warrants term			1 year
Investor inducement warrants \| Expected term \| Maximum
Warrants
Warrants term			3 years 8 months 12 days
Investor inducement warrants \| Expected dividends
Warrants
Warrant fair value measurement inputs (as a percent) \| $			0
Investor inducement warrants \| Expected volatility \| Minimum
Warrants
Warrant fair value measurement inputs (as a percent) \| $			120.44
Investor inducement warrants \| Expected volatility \| Maximum
Warrants
Warrant fair value measurement inputs (as a percent) \| $			142.78
Warrant with down round features \| Risk-free interest rate \| Minimum
Warrants
Warrant fair value measurement inputs (as a percent)							2.13
Warrant with down round features \| Risk-free interest rate \| Maximum
Warrants
Warrant fair value measurement inputs (as a percent)							2.96
Warrant with down round features \| Expected term \| Minimum
Warrants
Warrants term							1 year
Warrant with down round features \| Expected term \| Maximum
Warrants
Warrants term							9 years 4 months 24 days
Warrant with down round features \| Expected dividends
Warrants
Warrant fair value measurement inputs (as a percent)							0.00
Warrant with down round features \| Expected volatility \| Minimum
Warrants
Warrant fair value measurement inputs (as a percent)							111.63
Warrant with down round features \| Expected volatility \| Maximum
Warrants
Warrant fair value measurement inputs (as a percent)							293.32
June 2019 series A warrants \| Institutional Investors
Warrants
Warrants issued				3,333,333
Class Of Warrant Investors Issued 13 June 2019 Seriesa And Seriesb [Member]
Warrants
Reclassification of warrants \| $	$ 64,000,000
Additional warrant expense \| $	23,400,000
Warrant liability \| $	16,000,000
Warrant Expense \| $	8,300,000
June 2019 Series B warrants
Warrants
Warrants exercised (in shares)				3,333,334
June 2019 Series B warrants \| Institutional Investors
Warrants
Warrants issued				3,333,334
September 2019 Series E warrants
Warrants
Warrant liability \| $	24,600,000
Warrant Expense \| $	$ 17,200,000
September 2019 Series E warrants \| Institutional Investors
Warrants
Warrants issued								3,333,334
June and September 2019 placement agent warrants
Warrants
Warrants issued				466,668				466,668