XML 43 R31.htm IDEA: XBRL DOCUMENT v3.8.0.1
Warrants (Tables) - Warrant [Member]
12 Months Ended
Dec. 31, 2017
Class of Warrant or Right [Line Items]  
Summarizes of the assumptions of estimate the fair value warrants granted
  2017 
    
Expected dividend yield  0%
Expected volatility  190-212%
Risk-free interest rate  1.52-1.88%
Expected life of warrants  4-5 years
 
  2017 
    
Expected dividend yield  0%
Expected volatility  107%
Risk-free interest rate  1.53%
Expected life of warrants  1 year
Schedule of warrant activity

  Number of Warrants  Weighted 
Average 
Exercise Price
  Weighted Average Remaining Contractual Life in Years  Aggregate Intrinsic 
Value
 
Outstanding – December 31, 2015  134,209  $23.87   3.66     
Exercisable – December 31, 2015  104,209  $27.87   4.01  $0.00 
Granted  60,000  $2.91         
Forfeited or Expired  (10,472) $193.72         
Outstanding – December 31, 2016  183,737  $7.35   2.70     
Exercisable – December 31, 2016  171,237  $7.15   2.79  $0.00 
Granted  2,050,000  $1.00         
Forfeited or Expired  (1,237) $303.37         
Outstanding – December 31, 2017  2,232,500  $1.36   4.34     
Exercisable – December 31, 2017  2,232,500  $1.36   4.34  $0.00