Quarterly report pursuant to Section 13 or 15(d)

Share Based Compensation (Details 1)

v2.3.0.15
Share Based Compensation (Details 1) (USD $)
In Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
Share based compensation expense and related tax benefit        
Share-based compensation expense $ 6,463 $ 4,525 $ 13,986 $ 11,413
Tax (expense) benefit $ 2,182 $ 1,584 $ 4,815 $ 3,995