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Equity And Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Equity And Stock-Based Compensation [Abstract]  
Schedule Of Fair Value Of Options, Weighted Average Assumptions
  2012
Stock option exercise price $ 4.99
Risk-free interest rate   1.710%
Expected dividend yield --
Expected option life   10 yrs
Expected volatility   31.87%
Weighted average fair value $ 2.19
Schedule Of Stock Options Outstanding And Exercisable
  Common Stock
Options
Outstanding
Weighted
Average Exercise
Price of Options
Outstanding
Common Stock
Exercisable
Options
Weighted
Average
Price of
Exercisable
Options
  Class A Class B Class A Class B Class A Class B Class A Class B
Outstanding- January 1, 2011 622,350   185,100 $ 5.65 $ 9.90 449,750 150,000 $ 6.22 $ 10.24
No activity during the period -   - $ - $ -            
Outstanding-December 31, 2011 622,350   185,100 $ 5.65 $ 9.90 544,383 167,550 $ 5.86 $ 10.05
Granted 40,000   - $ 4.99 $ -            
Exercised (95,000 ) - $ 4.68 $ -            
Outstanding-June 30, 2012 567,350 185,100 $ 6.01 $ 9.90 489,383 167,550 $ 6.30 $ 10.05