XML 90 R67.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Share-Based Compensation (Total Fair Value Of Shares Vested) (Details) (USD $)
In Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Share-Based Compensation        
Total fair value of shares vested $ 173 $ 326 $ 3,928 $ 2,834