Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

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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.

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No definition available.

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- Definition

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).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

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

+ References

No definition available.

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Stock-Based Awards (Details) - USD ($)	6 Months Ended
Stock-Based Awards (Details) - USD ($)	Jun. 30, 2015	Jul. 31, 2014	Apr. 30, 2014	Dec. 31, 2013
Research and development expense
Stock-based awards
Allocated Share-based Compensation Expense	$ 346,219
General and administrative expense
Stock-based awards
Allocated Share-based Compensation Expense	$ 281,628
2013 Plan \| Stock options
Stock-based awards
Number of shares reserved for issuance			847,533	300,000
2014 Plan \| Stock options
Stock-based awards
Number of shares reserved for issuance		333,333
2014 Plan \| Stock options \| Board of directors
Stock-based awards
Granted (in shares)	90,000