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Equity Instruments (Details Textual) - USD ($)	1 Months Ended		3 Months Ended	6 Months Ended	12 Months Ended
	Nov. 30, 2016	Jul. 31, 2016	Dec. 31, 2016	Dec. 31, 2016	Jun. 30, 2016	Jun. 02, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based Compensation Share Warrants Issued On Placement Agents For Registered Offering				401,450
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				441,999
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price				$ 3.23
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost		$ 318,000
Number Of Units Sold			5,735,000
Class of Warrant or Right, Exercise Price of Warrants or Rights			$ 1.86	1.86
Shares Issued, Price Per Share			1.50	$ 1.50
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value			0.77
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value			$ 0.73
Selling, General and Administrative Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class Of Warrants And Rights Issuance Cost			$ 7,000	$ 596,000
Placement Agent warrants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Not Settleable in Cash, Fair Value Disclosure			$ 80,000	$ 80,000
Share Based Compensation Share Warrants Issued On Placement Agents For Registered Offering					109,375
Share Based Compensation Share Warrants Issued To Investors	401,450			88,032
Share Based Compensation Share Warrants Issued Weighted Average Exercise Price	$ 1.86			$ 4.00
Placement Agent warrants [Member] | Over Allotment Warrants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based Compensation Share Warrants Issued To Investors	6,020,245
Share Based Compensation Share Warrants Issued Weighted Average Exercise Price	$ 1.86
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		316,051
Employee Stock Option [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price		$ 6.72
Employee Stock Option [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price		$ 18.12
2015 Stock Option and Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred Compensation Arrangement with Individual, Shares Authorized for Issuance						2,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized			2,000,000	2,000,000

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- Definition

The amount of non cash expenses generated on issue of warrants.

+ References

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The number of units sold during the period.

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Number of warrants issued upon placement agents for registered offering.

+ References

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- Definition

Weighted average exercise price of warrants issued to investors.

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- 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))
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- Definition

The maximum number of shares authorized for issuance under the deferred compensation arrangement as of the balance sheet date.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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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.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

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- Definition

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

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Per share or per unit amount of equity securities issued.

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Fair value portion of warrants not settleable in cash classified as equity.

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