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Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Share-based Compensation [Abstract]  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
The Company has recognized stock-based compensation as follows (in thousands):
 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2012
 
2011
 
2012
 
2011
Cost of maintenance services
$
111

 
$
174

 
$
283

 
$
341

Cost of consulting services
216

 
519

 
675

 
1,183

Product development
75

 
544

 
531

 
1,236

Sales and marketing
385

 
1,419

 
1,098

 
2,860

General and administrative
888

 
1,826

 
1,977

 
4,435

Total stock-based compensation expense
$
1,675

 
$
4,482

 
$
4,564

 
$
10,055