Class of warrant or right, grant date fair value.

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- Definition

Class of warrant or right, grant date fair value, per share.

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

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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
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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

+ References

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

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

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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.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ 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
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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
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-Topic 820
-SubTopic 10
-Section 50
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Stockholders' Equity - Additional Information (Detail) $ / shares in Units, $ in Thousands			6 Months Ended
	Apr. 02, 2019 USD ($) $ / shares shares	Mar. 28, 2019 USD ($)	Jun. 30, 2019 USD ($) $ / shares
Class Of Stock [Line Items]
Grant date fair value of the common warrants, per share \| $ / shares			$ 1.78
Grant date fair value of the common warrants \| $			$ 23,025
Risk Free Rate [Member]
Class Of Stock [Line Items]
Warrants and rights, measurement input			2.23
Expected Term [Member]
Class Of Stock [Line Items]
Warrants and Rights Outstanding, Term			5 years
Volatility [Member]
Class Of Stock [Line Items]
Warrants and rights, measurement input			76
Private Placement [Member]
Class Of Stock [Line Items]
Aggregate gross proceeds from private placement \| $	$ 26,000	$ 26,000
Placement agent fees \| $	$ 2,175	$ 2,175
Private Placement [Member] \| Stock Units [Member] \| Purchase Agreement One [Member]
Class Of Stock [Line Items]
Issue and sale of aggregate shares	11,838,582
Sale of stock, combined price per unit \| $ / shares	$ 2.01
Private Placement [Member] \| Stock Units [Member] \| Purchase Agreement Two [Member]
Class Of Stock [Line Items]
Issue and sale of aggregate shares	1,096,741
Sale of stock, combined price per unit \| $ / shares	$ 2.01
Private Placement [Member] \| Common Warrants [Member] \| Purchase Agreement One [Member]
Class Of Stock [Line Items]
Aggregate shares purchase for warrants	11,838,582
Warrants exercisable, exercise price \| $ / shares	$ 2.00
Warrants and Rights Outstanding, Term	5 years
Private Placement [Member] \| Common Stock [Member] \| Purchase Agreement One [Member]
Class Of Stock [Line Items]
Stock repurchase program, number of shares to be purchased	11,838,582
Private Placement [Member] \| Common Stock [Member] \| Purchase Agreement Two [Member]
Class Of Stock [Line Items]
Stock repurchase program, number of shares to be purchased	1,096,741
Private Placement [Member] \| Pre-funded Warrants [Member] \| Purchase Agreement Two [Member]
Class Of Stock [Line Items]
Aggregate shares purchase for warrants	1,096,741
Warrants exercisable, exercise price \| $ / shares	$ 0.01