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Shareholders' Equity (Tables)
 12 Months Ended
Dec. 31, 2013
Stockholders' Equity Note [Abstract]  
Schedule Of Accumulated Other Comprehensive Income
The following is a summary of the components of accumulated other comprehensive loss:
(Dollars in thousands)
Foreign Currency Translation Adjustment
 
Unrealized (Gain) Loss on Available-for-Sale Security
 
Employee Benefit Plans
 
Total
Balances at December 31, 2010
$
(445
)
 
$
(220
)
 
$
(279,229
)
 
$
(279,894
)
 
Other comprehensive loss before reclassifications
(1,331
)
 
(6
)
 
(163,312
)
 
(164,649
)
 
Amounts reclassified from accumulated other comprehensive loss
—

 
—

 
6,107

 
6,107

Balances at December 31, 2011
$
(1,776
)
 
$
(226
)
 
$
(436,434
)
 
$
(438,436
)
 
Other comprehensive income (loss) before reclassifications
481

 
226

 
(30,470
)
 
(29,763
)
 
Amounts reclassified from accumulated other comprehensive loss
—

 
—

 
11,738

 
11,738

Balances at December 31, 2012
$
(1,295
)
 
$
—

 
$
(455,166
)
 
$
(456,461
)
 
Other comprehensive income before reclassifications
871

 
—

 
173,369

 
174,240

 
Amounts reclassified from accumulated other comprehensive loss
—

 
—

 
12,690

 
12,690

Balances at December 31, 2013
$
(424
)
 
$
—

 
$
(269,107
)
 
$
(269,531
)