Quarterly report pursuant to Section 13 or 15(d)

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

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Stock-Based Compensation (Schedule Of Allocation of Share-Based Compensation Costs) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation cost charged against income, before income tax benefit $ 435 $ 353 $ 784 $ 800
Stock-based compensation cost included in:        
Cost of revenues 11 5 18 11
Operating expenses 424 348 766 789
Stock options
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation cost charged against income, before income tax benefit 207 219 415 525
Restricted stock and restricted stock units
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation cost charged against income, before income tax benefit $ 228 $ 134 $ 369 $ 275