Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Details 1)

v2.4.0.6
Share-Based Compensation (Details 1) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Share-Based Payment Award Activity    
Number of Shares, Options Granted      
Number of Shares, Options Forfeited      
Number of Shares, Options Expired    (13,425)
Number of Shares, Options Outstanding at End of Period 129,900 129,900
Number of Shares, Options Exercisable at End of Period 105,950 105,950
Weighted-Average Exercise Price Per Share, Options Outstanding at Beginning of Period $ 102.11 $ 81.27
Weighted-Average Exercise Price Per Share, Options Granted      
Weighted-Average Exercise Price Per Share, Options Forfeited      
Weighted-Average Exercise Price Per Share, Options Expired    $ 94.97
Weighted-Average Exercise Price Per Share, Options Outstanding at End of Period $ 102.14 $ 102.14
Weighted-Average Exercise Price Per Share, Options Exercisable at End of Period $ 122.42 $ 122.42
Weighted-Average Remaining Contractual Life, Options Outstanding at Beginning of Period 5 years 4 months 24 days 5 years 6 months
Weighted-Average Remaining Contractual Life, Options Granted      
Weighted-Average Remaining Contractual Life, Options Forfeited      
Weighted-Average Remaining Contractual Life, Options Expired     
Weighted-Average Remaining Contractual Life, Options Outstanding at End of Period 5 years 1 month 6 days 5 years 1 month 6 days
Weighted-Average Remaining Contractual Life, Options Exercisable at End of Period 4 years 6 months 4 years 6 months
Number of Shares, Options Outstanding at Beginning of Period 129,900 143,325
Aggregate Intrinsic Value of In-the-Money Options, Options Outstanding at Beginning of Period $ 11,250   
Aggregate Intrinsic Value of In-the-Money Options, Options Granted      
Aggregate Intrinsic Value of In-the-Money Options, Options Forfeited      
Aggregate Intrinsic Value of In-the-Money Options, Options Expired      
Aggregate Intrinsic Value of In-the-Money Options, Options Outstanding at End of Period 13,500 13,500
Aggregate Intrinsic Value of In-the-Money Options, Options Exercisable at End of Period