Represents the expiration periods of warrants.

No definition available.

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Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- 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://www.xbrl.org/2003/role/presentationRef
-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

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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Subsequent Events - Additional Information (Detail) - USD ($)	1 Months Ended		12 Months Ended
	Apr. 17, 2017	Jan. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Subsequent Event [Line Items]
Granted,Weighted Avg.Exercise Price			$ 0.16	$ 0.17
Subsequent Event [Member]
Subsequent Event [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 0.10438
Class of Warrant or Right, Expiration Term	10 years
Subsequent Event [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	11,039,209
Subsequent Event [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	5,519,604
Subsequent Event [Member] \| Subordinated Convertible Promissory Notes [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount	$ 1,000,000
Subsequent Event [Member] \| Subordinated Convertible Promissory Notes [Member] \| Bay City Capital [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount	500,000
Subsequent Event [Member] \| Subordinated Convertible Promissory Notes [Member] \| Horizon Technology Finance Corporation [Member]
Subsequent Event [Line Items]
Debt Instrument, Face Amount	$ 500,000
Subsequent Event [Member] \| Employment Agreement One [Member]
Subsequent Event [Line Items]
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		1,278,653
Granted,Weighted Avg.Exercise Price		$ 0.1237
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights		The option vests as to ¼ of the shares on January 25, 2018, and as to 1/36 of the remaining unvested shares at the beginning of each calendar month thereafter beginning on February 1, 2018
Subsequent Event [Member] \| Employment Agreement Two [Member]
Subsequent Event [Line Items]
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		3,625,746
Granted,Weighted Avg.Exercise Price		$ 0.1237
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights		The option vests as to ¼ of the shares on January 25, 2018, and as to 1/36 of the remaining unvested shares at the beginning of each calendar month thereafter beginning on February 1, 2018
Subsequent Event [Member] \| Employment Agreement Three [Member]
Subsequent Event [Line Items]
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		365,093
Granted,Weighted Avg.Exercise Price		$ 0.1237
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights		The option vests as to ¼ of the shares on January 25, 2018, and as to 1/36 of the remaining unvested shares at the beginning of each calendar month thereafter beginning on February 1, 2018.