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Comprehensive Income
6 Months Ended
Jun. 30, 2011
Comprehensive Income [Abstract]  
Comprehensive Income (Loss) Note [Text Block]
Comprehensive Income
Table 16.1 - Comprehensive Income (in thousands)
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2011
 
2010
 
2011
 
2010
Net income
$
37,944


 
$
41,026


 
$
79,858


 
$
83,761


Other comprehensive income (loss):
 
 
 
 
 
 
 
Net unrealized loss on available-for-sale
   securities
(51
)
 
(359
)
 
(89
)
 
(178
)
Pension and postretirement benefits
217


 
226


 
433


 
451


Total other comprehensive income (loss)
166


 
(133
)
 
344


 
273


 
 
 
 
 
 
 
 
Total comprehensive income
$
38,110


 
$
40,893


 
$
80,202


 
$
84,034