XML 19 R42.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock-Based Compensation (Details) (USD $)
 3 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Stock Options [Member]
Jun. 30, 2013
Stock Options [Member]
Dec. 31, 2013
Stock Options [Member]
Jun. 30, 2014
Restricted Stock [Member]
Jun. 30, 2014
Cost of revenue [Member]
Jun. 30, 2013
Cost of revenue [Member]
Jun. 30, 2014
Cost of revenue [Member]
Jun. 30, 2013
Cost of revenue [Member]
Jun. 30, 2014
Selling, general and administrative [Member]
Jun. 30, 2013
Selling, general and administrative [Member]
Jun. 30, 2014
Selling, general and administrative [Member]
Jun. 30, 2013
Selling, general and administrative [Member]
Jun. 30, 2014
Research and development [Member]
Jun. 30, 2013
Research and development [Member]
Jun. 30, 2014
Research and development [Member]
Jun. 30, 2013
Research and development [Member]
Stock-based compensation in the form of employee stock options and restricted stock [Abstract]                                        
Total stock-based compensation $ 297,000 $ 338,000 $ 589,000 $ 670,000         $ 5,000 $ 5,000 $ 10,000 $ 11,000 $ 245,000 $ 291,000 $ 489,000 $ 575,000 $ 47,000 $ 42,000 $ 90,000 $ 84,000
Tax effect on stock-based compensation 0 0 0 0                                
Net effect on net income (loss) 297,000 338,000 589,000 670,000                                
Weighted average assumptions [Abstract]                                        
Expected term 4 years   4 years                                  
Volatility (in hundredths) 66.32%   66.32%                                  
Expected dividend (in hundredths) 0.00%   0.00%                                  
Risk-free interest rate (in hundredths) 1.98%   1.98%                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Compensation costs related to unvested stock options not yet recognized         1,200,000                              
Value of estimated forfeitures         78,000                              
Weighted-average period of amortization         2 years 6 months     1 year 4 months 24 days                        
Number of options outstanding [Roll Forward]                                        
Options outstanding, beginning of period (in shares)         2,671,000                              
Granted (in shares)         52,000 0                            
Exercised (in shares)         (5,000)                              
Canceled and expired (in shares)         (73,000)                              
Options outstanding, end of period (in shares)         2,645,000   2,671,000                          
Options vested and expected to vest as of June 30, 2014         2,645,000                              
Options exercisable as of June 30, 2014         1,729,000                              
Weighted average exercise price [Roll Forward]                                        
Options outstanding, beginning of period (in dollars per share)         $ 3.29                              
Granted (in dollars per share)         $ 2.14                              
Exercised (in dollars per share)         $ 1.29                              
Canceled and expired (in dollars per share)         $ 5.18                              
Options outstanding, end of period (in dollars per share)         $ 3.22   $ 3.29                          
Options vested and expected to vest as of March 31, 2014         $ 3.22                              
Options exercisable as of March 31, 2014         $ 3.35                              
Weighted average Remaining Contractual Life [Abstract]                                        
Options outstanding, beginning of period         6 years 5 months 23 days   6 years 8 months 16 days                          
Options outstanding, end of period         6 years 5 months 23 days   6 years 8 months 16 days                          
Options vested and expected to vest, end of period         6 years 5 months 23 days                              
Option exercisable, end of period         5 years 3 months 14 days                              
Aggregate Intrinsic Value [Abstract]                                        
Options outstanding, beginning of period         893,000                              
Options outstanding, end of period         383,000   893,000                          
Options vested and expected to vest, end of period         383,000                              
Options exercisable, end of period         383,000                              
Closing price (in dollars per share)         $ 2.14                              
Shares [Roll Forward]                                        
Non-vested, beginning of period (in shares)               241,232                        
Granted (in shares)               55,044                        
Vested (in shares)               (30,320)                        
Non-vested, end of period (in shares)               265,956                        
Weighted Average Grant Date Fair Value [Roll Forward]                                        
Non-vested, beginning of period (in dollars per share)               $ 3.44                        
Granted (in dollars per share)               $ 2.18                        
Vested (in dollars per share)               $ 3.96                        
Non-vested, end of period (in dollars per share)               $ 3.12                        
Unrecognized compensation expense related to restricted stock awards               $ 599,000                        
Weighted-average grant date fair value of stock options granted (in dollars per share)         $ 1.10 $ 0