XML 57 R47.htm IDEA: XBRL DOCUMENT v3.10.0.1
Stock-Based Compensation (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 1,368,000   1,368,000  
Allocated Share-based Compensation Expense $ 739 $ 852 $ 1,592 $ 1,812
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period 13,000   13,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 401,000   401,000  
Stock Repurchased and Retired During Period, Shares 0   0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price $ 10.37   $ 10.37  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number 395,000   395,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price $ 11.10   $ 11.10  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price     $ 3.82  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period 76,000   87,000  
Stock options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate     2.81% 1.96%
Allocated Share-based Compensation Expense $ 725 849 $ 1,568 $ 1,792
Unrecognized compensation expense $ 2,861   $ 2,861  
Weighted-average period of recognition (in years)     3 years 1 month 19 days  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate     36.60% 35.53%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term     4 years 3 months 14 days 4 years 2 months 20 days
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate     0.00% 0.00%
Restricted stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 49,000   237,000  
Unrecognized compensation expense $ 4,232   $ 4,232  
Weighted-average period of recognition (in years)     2 years 6 months 21 days  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 503,000   503,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period 134,000   154,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 11.30   $ 11.13  
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited 15,000   19,000  
Performance Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 0   0  
ESPP Plan [Member] | Employee Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Allocated Share-based Compensation Expense $ 14 $ 3 $ 24 $ 20
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period 0 26,000 0 26,000