Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v2.4.0.8
Stock-Based Compensation (Narrative) (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Aggregate intrinsic value of options outstanding $ 312,000  
Intrinsic value of all options exercised 40,000  
Net cash proceeds from exercise of stock options 99,000 110,000
Unrecognized compensation expense 1,176,000  
Recognition period for unrecognized compensation expense 2 years 10 months 24 days  
Excess tax benefits from exercise of stock options 75,000 14,000
Share based compensation expense before income taxes 240,000 (51,000)
Share based compensation expense after income taxes $ 156,000 $ (33,000)
Employee Stock Purchase Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Percentage of price of common stock at which employees are able to acquire 90.00%  
Shares available 29,013  
2011 Executive Incentive Compensation Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares available 279,768  
Number of awards authorized 1,000,000  
Award vesting percentage 25.00%  
Stock Option Plan For Directors [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of options granted 0 0
Award expiration period 10 years  
1992 Stock Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares available 60,598  
Number of options granted 0 0
Deferred stock awards granted 0  
Key Employees [Member] | 2011 Executive Incentive Compensation Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Deferred stock awards granted 43,824  
Key Executive Employees [Member] | 2011 Executive Incentive Compensation Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of options granted 300,246  
Award expiration period 7 years  
Award vesting period 3 years