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Stock-Based Compensation (Schedule Of Restricted Stock And Performance Share Awards Activity) (Details) (Restricted Stock And Performance Shares [Member], USD $)
6 Months Ended
Jun. 30, 2014
Restricted Stock And Performance Shares [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding unvested as of January 1, 2014 1,633,491
Number of Shares, Granted 209,600
Number of Shares, Vested (125,434)
Number of Shares, Forfeited/canceled/expired (725,136)
Outstanding unvested as of June 30, 2014 992,521
Outstanding unvested as of January 1, 2014 $ 10.98
Weighted-Average Grant Date Fair Value, Granted $ 10.60
Weighted-Average Grant Date Fair Value, Vested $ 12.92
Weighted-Average Grant Date Fair Value, Forfeited/canceled/expired $ 10.07
Outstanding unvested as of June 30, 2014 $ 11.32