v2.4.0.8
Schedule of Stock-Based Compensation Expense Expected to be Recognized (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award    
2013 $ 15,975 $ 13,042
2014 9,496 11,043
2015 5,673 7,936
2016 2,575 4,394
2017 96 141
Total unrecognized compensation expense 39,444 36,556
RSUs
   
Share-based Compensation Arrangement by Share-based Payment Award    
2013 12,829 8,254
2014 9,421 7,897
2015 5,673 7,861
2016 2,575 4,394
2017 96 141
Total unrecognized compensation expense 35,053 28,547
Stock Options
   
Share-based Compensation Arrangement by Share-based Payment Award    
2013 3,007 4,580
2014 75 3,007
2015   75
Total unrecognized compensation expense 4,205 7,662
Restricted Stock
   
Share-based Compensation Arrangement by Share-based Payment Award    
2013 139 208
2014   139
Total unrecognized compensation expense $ 186 $ 347