XML 57 R41.htm IDEA: XBRL DOCUMENT v3.2.0.727
Stock-Based Compensation (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
Stock-based compensation in the form of employee stock options and restricted stock [Abstract]          
Total stock-based compensation $ 466,000 $ 297,000 $ 740,000 $ 589,000  
Tax effect on stock-based compensation 0 0 0 0  
Net effect on net income (loss) 466,000 297,000 740,000 589,000  
Cost of Revenue [Member]          
Stock-based compensation in the form of employee stock options and restricted stock [Abstract]          
Total stock-based compensation 5,000 5,000 10,000 10,000  
Selling, General and Administrative [Member]          
Stock-based compensation in the form of employee stock options and restricted stock [Abstract]          
Total stock-based compensation 417,000 245,000 642,000 489,000  
Research and Development [Member]          
Stock-based compensation in the form of employee stock options and restricted stock [Abstract]          
Total stock-based compensation 44,000 $ 47,000 88,000 $ 90,000  
Stock Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Compensation costs related to unvested stock options not yet recognized $ 1,200,000   1,200,000    
Value of estimated forfeitures     $ 68,000    
Weighted-average period of amortization     2 years 6 months    
Weighted-average grant date fair value of stock options granted (in dollars per share) $ 0.48 $ 1.10 $ 0.48 $ 1.10  
Weighted average assumptions [Abstract]          
Expected term 1 year   1 year    
Volatility (in hundredths) 54.21%   54.21%    
Expected dividend (in hundredths) 0.00%   0.00%    
Risk-free interest rate (in hundredths) 1.86%   1.86%    
Number of options outstanding [Roll Forward]          
Options outstanding, beginning of period (in shares)     3,198,000    
Granted (in shares) 20,000 52,000 20,000 52,000  
Exercised (in shares)     (54,000)    
Canceled and expired (in shares)     (62,000)    
Options outstanding, end of period (in shares) 3,102,000   3,102,000   3,198,000
Options vested and unvested options expected to vest, net of forfeitures, end of period (in shares) 3,102,000   3,102,000    
Options exercisable, end of period (in shares) 1,998,000   1,998,000    
Weighted average exercise price [Roll Forward]          
Options outstanding, beginning of period (in dollars per share)     $ 3.12    
Granted (in dollars per share)     2.51    
Exercised (in dollars per share)     1.40    
Canceled and expired (in dollars per share)     3.86    
Options outstanding, end of period (in dollars per share) $ 3.13   3.13   $ 3.12
Options vested and unvested options expected to vest, net of forfeitures, end of period (in dollars per share) 3.13   3.13    
Options exercisable, end of period (in dollars per share) $ 3.44   $ 3.44    
Weighted average Remaining Contractual Life [Abstract]          
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2     5 years 6 months 14 days   6 years 11 months 12 days
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2     5 years 6 months 14 days   6 years 11 months 12 days
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1     5 years 6 months 14 days    
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1     4 years 4 months 17 days    
Aggregate Intrinsic Value [Abstract]          
Options outstanding, beginning of period     $ 1,247,000    
Options outstanding, end of period $ 659,000   659,000   $ 1,247,000
Options vested and unvested options expected to vest, net of forfeitures, end of period 659,000   659,000    
Options exercisable, end of period $ 547,000   $ 547,000    
Closing price (in dollars per share) $ 2.52   $ 2.52    
Restricted Stock Awards [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Weighted-average period of amortization     1 year 9 months 18 days    
Shares [Roll Forward]          
Non-vested, beginning of period (in shares)     261,000    
Granted (in shares)     336,000    
Vested (in shares)     (118,000)    
Forfeited (in shares)     (13,000)    
Non-vested, end of period (in shares) 466,000   466,000   261,000
Weighted Average Grant Date Fair Value [Roll Forward]          
Non-vested, beginning of period (in dollars per share)     $ 2.71    
Granted (in dollars per share)     2.56    
Vested (in dollars per share)     2.65    
Forfeited (in dollars per share)     2.34    
Non-vested, end of period (in dollars per share) $ 2.63   $ 2.63   $ 2.71
Unrecognized compensation expense related to restricted stock awards $ 1.1   $ 1.1