XML 67 R51.htm IDEA: XBRL DOCUMENT v3.8.0.1
SHARE-BASED PAYMENTS - Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense $ 830 $ 580 $ 2,620 $ 1,690
R S U Weighted        
Number of shares        
Number of nonvested shares, beginning of period (in shares)     1,330,469  
Granted, nonvested, number of shares (in shares)     1,390,705  
Vested, number of shares (in shares)     (752,580)  
Nonvested options forfeited, number of shares (in shares)     (101,727)  
Number of nonvested shares, end of period (in shares) 1,866,868   1,866,868  
Weighted Average Grant- Date Fair Value        
Nonvested, weighted average grant date fair value, beginning of period (in dollars per share)     $ 2.37  
Granted, nonvested, weighted average grant date fair value (in dollars per share)     2.09  
Vested, weighted average grant date fair value (in dollars per share)     2.35  
Nonvested options forfeited, weighted average grant date fair value (in dollars per share)     2.32  
Nonvested, weighted average grant date fair value, end of period (in dollars per share) $ 2.17   $ 2.17