Available cash cash and cash equivalents and investments in short term available for sale securities.

No definition available.

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- Definition

Number of customer.

+ References

No definition available.

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- Definition

Extended 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.

+ Details

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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- Definition

Net amount of long-term deferred finance costs capitalized at the end of the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The amount of a reclassification adjustment made to prior period financial statement amounts.

+ References

No definition available.

+ Details

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- Definition

The cumulative amount of the reporting entity's undistributed earnings or deficit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.31(a)(3))
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 04
-Article 3

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Basis of Presentation - Additional Information (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016 USD ($) Customer	Jun. 30, 2015 Customer	Jun. 30, 2016 USD ($) Customer	Jun. 30, 2015 Customer	Dec. 31, 2015 USD ($)
Significant Accounting Policies [Line Items]
Prior Period Reclassification Adjustment			$ 0
Accumulated deficit	$ 103,444,521		103,444,521		$ 89,566,494
Available cash, cash equivalents and investments in short term available-for-sale securities, amount	$ 22,900,000		$ 22,900,000
Sales Revenue, Net \| Customer Concentration Risk
Significant Accounting Policies [Line Items]
Number of customers \| Customer	3	3	3	3
Sales Revenue, Net \| Customer Concentration Risk \| Customer One
Significant Accounting Policies [Line Items]
Sales revenue percentage	60.00%	44.00%	43.00%	31.00%
Sales Revenue, Net \| Customer Concentration Risk \| Customer Two
Significant Accounting Policies [Line Items]
Sales revenue percentage	11.00%	7.00%	18.00%	15.00%
Sales Revenue, Net \| Customer Concentration Risk \| Customer Three
Significant Accounting Policies [Line Items]
Sales revenue percentage	5.00%	6.00%	7.00%	4.00%
Revenue from grants and contracts \| Customer Concentration Risk
Significant Accounting Policies [Line Items]
Sales revenue percentage	0.00%	12.00%	0.00%	18.00%
Accounts Receivable \| Customer Concentration Risk
Significant Accounting Policies [Line Items]
Number of customers \| Customer			2	2
Accounts Receivable \| Customer Concentration Risk \| Customer One
Significant Accounting Policies [Line Items]
Sales revenue percentage			58.00%		32.00%
Accounts Receivable \| Customer Concentration Risk \| Customer Two
Significant Accounting Policies [Line Items]
Sales revenue percentage			6.00%		25.00%
Growth Term Loan
Significant Accounting Policies [Line Items]
Deferred financing costs	$ 37,756		$ 37,756		$ 52,377