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Fixed Assets (Tables)
9 Months Ended
Sep. 30, 2013
Fixed Assets [Abstract]  
Schedule Of Fixed Assets
    September 30,   December 31,
(In thousands)   2013   2012   2012
 
Fixed assets, at cost $ 233,292 $ 201,665 $ 211,089
Less accumulated depreciation and amortization   112,569   99,734   103,153
Fixed assets, net $ 120,723 $ 101,931 $ 107,936