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Commitments and Contingencies - Schedule of Warrants Issued (Details) - $ / shares	Jan. 31, 2019	Mar. 31, 2018
Class Of Warrant Or Right [Line Items]
Number of Warrants		7,739,092
Former Financial Advisor | Warrant One
Class Of Warrant Or Right [Line Items]
Number of Warrants	8,576
Exercise Price	$ 8.86
Expiration Date	Apr. 01, 2021
Former Financial Advisor | Warrant Two
Class Of Warrant Or Right [Line Items]
Number of Warrants	22,253
Exercise Price	$ 5.68
Expiration Date	Mar. 30, 2022
Former Financial Advisor | Warrant Three
Class Of Warrant Or Right [Line Items]
Number of Warrants	17,066
Exercise Price	$ 12.60
Expiration Date	Jun. 30, 2022
Former Financial Advisor | Warrant Four
Class Of Warrant Or Right [Line Items]
Number of Warrants	14,286
Exercise Price	$ 12.60
Expiration Date	Aug. 31, 2022

X

- Definition

Exercise price per share or per unit 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)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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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 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

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- 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

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