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Fair Value Measurement (Tables)
12 Months Ended
Dec. 31, 2017
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
The following table sets forth the changes in the estimated fair value for our Level 3 classified derivative contingently issuable warrant liability ($ in thousands):
 
 
 
Contingently
Issuable Warrants
 
Fair value, January 1, 2016
 
$
-
 
Warrant liability associated with NCS debt
 
 
634
 
Change in fair value
 
 
159
 
Issuance of 138,462 warrants with a par value strike price
 
 
(793)
 
Fair value, December 31, 2016
 
$
-
 
Equity Contracts [Member]  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
The following table represents the activity for the Company's liability for common shares issuable for the years ended December 31, 2017 and 2016 ($ in thousands):
 
 
 
Common Shares
Issuable Liability
 
January 1, 2016 Balance
 
$
-
 
Liabilities reclassified
 
 
1,682
 
Change in fair value of liabilities reclassified
 
 
-
 
Liabilities reclassified to equity
 
 
-
 
December 31, 2016 Balance
 
$
1,682
 
Liabilities reclassified
 
 
-
 
Change in fair value of liabilities reclassified
 
 
-
 
Liabilities reclassified to equity
 
 
(1,682)
 
December 31, 2017 Balance
 
$
-