Date when the debt instrument is rescheduled to be fully repaid, in CCYY-MM-DD format.

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

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

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Represents the amount of cash balance required to be maintained under the terms of a debt instrument.

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Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs and amount of debt discount to be amortized within one year or within the normal operating cycle, if longer.

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Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs and amount of debt discount to be amortized after one year or the normal operating cycle, if longer.

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Carrying amount of accrued term loan fee as on the balance sheet date that are expected to be paid after one year (or the normal operating cycle, if longer).

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Refers to fair value of warrants classified as equity warrants.

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

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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.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The average effective interest rate during the reporting period.

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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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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Term Loan (Details) - USD ($)					2 Months Ended	3 Months Ended		6 Months Ended
Term Loan (Details) - USD ($)	Jul. 28, 2017	Jul. 27, 2017	Feb. 08, 2016	Feb. 05, 2016	Sep. 30, 2017	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Debt Instrument [Line Items]
Amount received under initial loan agreement								$ 0	$ 24,012,078
Term Loan, Net - Current						$ 6,701,040		6,701,040		$ 5,481,656
Long Term Loan, Net						15,813,507		15,813,507		18,484,510
Debt instrument, repayment of principal and unpaid interest								2,427,362	0
Interest expense						848,395	$ 741,346	$ 2,171,110	$ 1,158,148
Warrants [Member]
Debt Instrument [Line Items]
Number of warrants issued (in shares)							500,000		500,000
Warrants exercise price (in dollars per share)							$ 1.74		$ 1.74
Hercules Technology Growth Capital, Inc. and Hercules Technology III, L.P. [Member]
Debt Instrument [Line Items]
Amount received under initial loan agreement			$ 25,000,000
Debt instrument, interest rate				10.25%
Debt instrument, minimum cash balance required to be maintained				$ 10,000,000
Number of warrants issued (in shares)				630,000
Warrants exercise price (in dollars per share)				$ 2.05
Debt instrument, maturity date								Feb. 01, 2020
Term Loan Principal - Current						7,737,492		$ 7,737,492		6,214,057
Issuance Cost/Loan Discount - Current						(1,036,452)		(1,036,452)		(732,401)
Term Loan, Net - Current						6,701,040		6,701,040		5,481,656
Long Term Loan Principal						14,835,146		14,835,146		18,785,943
End Fee Payable						1,771,250		1,771,250		1,771,250
Long Term Loan Discount/Issuance Cost						(792,889)		(792,889)		(2,072,683)
Long Term Loan, Net						15,813,507		15,813,507		$ 18,484,510
Interest expense						848,395	$ 741,346	2,171,110	$ 1,158,148
Hercules Technology Growth Capital, Inc. and Hercules Technology III, L.P. [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Debt instrument, repayment of principal and unpaid interest	$ 5,000,000	$ 5,000,000
Maturity date of amended loan servicing agreement	Aug. 01, 2018
Hercules Technology Growth Capital, Inc. and Hercules Technology III, L.P. [Member] \| Scenario, Forecast [Member]
Debt Instrument [Line Items]
Debt instrument, repayment of principal and unpaid interest					$ 5,000,000
Hercules Technology Growth Capital, Inc. and Hercules Technology III, L.P. [Member] \| Warrants [Member]
Debt Instrument [Line Items]
Number of warrants issued (in shares)				634,146
Warrants exercise price (in dollars per share)				$ 2.05
Fair value of warrants classified as equity warrants						$ 633,749		$ 633,749
Hercules Technology Growth Capital, Inc. and Hercules Technology III, L.P. [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate				6.00%