XML 95 R71.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stock-Based And Long-Term Compensation (Summary Of The Status Of Restricted Stock) (Details) - Restricted Stock [Member] - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Summary of restricted stock    
Beginning balance 1,022,280  
Shares, vested (678,880)  
Shares, fofeited (50,463)  
Ending balance 292,937 1,022,280
Weighted average grant date fair value, beginning balance $ 24.08  
Weighted average grant date fair value, granted   $ 23.14
Weighted average grant date fair value, vested 17.88  
Weighted average grant date fair value, forfeited 23.26  
Weighted average grant date fair value, ending balance $ 23.13 $ 24.08