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Derivative Financial Instruments (Warrant Liability) (Tables)
6 Months Ended
Dec. 31, 2016
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of fair value inputs of derivative financial instruments

The change in fair value of the June 2012 Warrants is recorded in the statement of comprehensive income and is estimated using the Lattice option-pricing model using the following assumptions:

 

Inputs into Lattice model for warrants:  Exercise
12/8/2016
   Before
 Re-pricing 12/20/2016
   After
Re-pricing 12/20/2016
   12/31/2016 
Equivalent volatility   56.11%   56.54%   56.54%   47.39%
Equivalent interest rate   0.89%   0.85%   0.85%   0.85%
Floor  $1.1500   $1.1500   $1.1500   $1.1500 
Greater of estimated stock price or floor  $1.1500   $1.1500   $1.1500   $1.1500 
Probability price < strike price   49.30%   49.30%   49.30%   35.00%
Fair value of call  $0.4400   $0.3000   $0.3200   $0.4500 
Probability of fundamental transaction occuring   5%   5%   5%   5%

 

Schedule of Level 3 inputs measured on a recurring basis

The following table summarizes the activity of Level 3 instruments measured on a recurring basis for the six months ended December 31, 2016:

 

  Warrant Liability 
Fair value, June 30, 2016  $717,393 
Exercise of common stock warrants   (84,777)
Change in fair value of warrant liability   (290,385)
Fair value, June 30, 2016  $342,231