Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v2.4.0.6
Stock-Based Compensation (Details) (USD $)
6 Months Ended
Jun. 30, 2012
Summary of restricted stock activity  
Nonvested balance at December 31, 2011, Number of shares 154
Granted, Number of shares   
Vested, Number of shares   
Forfeitures, Number of shares   
Nonvested balance at June 30, 2012, Number of shares 154
Nonvested balance at December 31, 2011, Weighted average grant-date fair value $ 24.25
Granted, Weighted average grant-date fair value   
Vested, Weighted average grant-date fair value   
Forfeitures, Weighted average grant-date fair value   
Nonvested balance at June 30, 2012, Weighted average grant-date fair value $ 24.25