Exercisable period of warrants.

No definition available.

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- Definition

Number of common stock contain in each unit.

+ References

No definition available.

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- Definition

Shelf registration, maximum offering.

+ References

No definition available.

+ Details

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- Definition

Shelf registration, number of offerings.

+ References

No definition available.

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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

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

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ 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
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-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Face amount or stated value per share of common stock.

+ References

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- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

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- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ 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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- 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
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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

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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
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Stockholders' Equity - Issuance of Common Stock and Warrants (Details)			1 Months Ended	3 Months Ended		9 Months Ended
	Jun. 21, 2019 $ / shares shares	May 29, 2018 $ / shares shares	May 31, 2018 USD ($) $ / shares shares	Sep. 29, 2019 USD ($) $ / shares	Jun. 30, 2019 USD ($)	Sep. 29, 2019 USD ($) $ / shares	Sep. 30, 2018 USD ($)	Mar. 29, 2019 USD ($) offering	Dec. 30, 2018 $ / shares
Class Of Stock [Line Items]
Common stock, par value (in dollars per share) \| $ / shares	$ 0.001			$ 0.001		$ 0.001			$ 0.001
Shares issued price per share (in dollars per share) \| $ / shares	$ 0.50
Net proceeds from issuance of common stock \| $			$ 13,900,000	$ 8,000,000	$ 8,000,000	$ 9,439,000	$ 15,859,000
Shelf registration, number of offerings \| offering								1
Shelf registration, maximum offering \| $								$ 75,000,000
Number of common stock contain in each unit			1
Number of warrant contain in each unit			0.40
Exercise price of each unit \| $ / shares			$ 1.15
Exercisable period of warrants		60 months
Strike price of warrants (in dollars per share) \| $ / shares		$ 1.38
Fair value assumptions of warrants, expected term		5 years
Measurement Input, Share Price
Class Of Stock [Line Items]
Warrants and Rights Outstanding, Measurement Input		0.57
Measurement Input, Risk Free Interest Rate
Class Of Stock [Line Items]
Warrants and Rights Outstanding, Measurement Input		2.58
Measurement Input, Price Volatility
Class Of Stock [Line Items]
Warrants and Rights Outstanding, Measurement Input		52.75
Measurement Input, Expected Dividend Rate
Class Of Stock [Line Items]
Warrants and Rights Outstanding, Measurement Input		0
Common stock
Class Of Stock [Line Items]
Aggregate shares of common stock issued			13,500,000
Common stock \| Maximum
Class Of Stock [Line Items]
Warrants to purchase aggregate shares of common stock		5,400,000	5,400,000
Underwritten Public Offering \| Common stock
Class Of Stock [Line Items]
Aggregate shares of common stock issued	18,400,000
Exercise of Option for Overallotment of Shares by Underwriters \| Common stock
Class Of Stock [Line Items]
Aggregate shares of common stock issued	2,400,000