Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Schedule Of Allocation of Share-Based Compensation Costs) (Details)

v3.4.0.3
Stock-Based Compensation (Schedule Of Allocation of Share-Based Compensation Costs) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Cost Charged Against Income $ 351 $ 568
Stock options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Cost Charged Against Income 148 215
Restricted stock awards and restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Cost Charged Against Income 203 353
Cost of revenues    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Cost Charged Against Income (7) 36
Operating expenses    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Cost Charged Against Income $ 358 $ 532