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Fair Value Measurements (Tables)
9 Months Ended
Jun. 30, 2018
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]  
Fair Value Measurements for Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes fair value measurements at June 30, 2018 and September 30, 2017 for assets and liabilities measured at fair value on a recurring basis:

June 30, 2018:

 

 

Level 1

 

Level 2

 

Level 3

 

Total

 

Cash and cash equivalents

$

27,995,386

 

$

 

$

 

$

27,995,386

 

Short-term investments

 

32,247,701

 

 

 

 

 

 

32,247,701

 

Long-term investments

 

17,574,331

 

 

 

 

 

 

17,574,331

 

Derivative liabilities

 

 

 

 

 

 

 

 

Contingent Consideration

$

 

$

 

$

 

$

 

September 30, 2017:

 

 

Level 1

 

Level 2

 

Level 3

 

Total

 

Cash and cash equivalents

$

24,838,567

 

$

 

$

 

$

24,838,567

 

Short-term investments

 

40,434,784

 

 

 

 

 

 

40,434,784

 

Long-term investments

 

 

 

 

 

 

 

 

Derivative liabilities

 

 

 

 

 

695,114

 

 

695,114

 

Contingent Consideration

$

 

$

 

$

 

$

 

 

Warrant  
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]  
Reconciliation of Derivative Liability

The following is a reconciliation of the derivative liability related to these Warrants:

 

Value at September 30, 2017

$

695,114

 

Issuance of instruments

 

 

Change in value

 

(432,141

)

Net settlements

 

(262,973

)

Value at June 30, 2018

$