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Fair Value of Financial Instruments (Tables)
12 Months Ended
Sep. 30, 2017
Fair Value Disclosures [Abstract]  
Key Assumptions Used in Valuation of Warrants
Key assumptions used in the valuation of the warrants at issuance include the following:
Risk free interest rate
1.63
%
Contractual term
5 years

Dividend yield
%
Expected lives
5 years

Expected volatility
147
%
Fair value per warrant
$5.71
Change in Level 3 Liabilities

Change in Level 3 liabilities for the year ended September 30, 2017:
 
Beginning Balance
 
Realized/Unrealized
 
Purchases and
 
Ending Balance
 
 
Change in Unrealized (gains) losses for liabilities held at
 
October 1, 2016
 
(Gains) Losses
 
Settlements
 
September 30, 2017
 
 
September 30, 2017
Warrant issued to acquire common stock
$
204

 
$
102

 
$

 
$
306

 
 
$
102