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Stock-Based Compensation Plan (Schedule Of Total Non-Cash Stock Compensation Expense Related To Stock Options And Restricted Stock) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 11 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
May 28, 2010
Predecessor Company [Member]
Restricted stock $ 739 $ 2,462 $ 2,292  
Restricted stock units     683  
Deferred compensation       1,172
Stock options 1,027 629 1,989 132
Stock subscription expense     145  
Total non-cash stock compensation expense $ 1,766 $ 3,091 $ 5,109 $ 1,304