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Capitalized Interest Capitalized Interest (Tables)
 6 Months Ended
Jun. 30, 2012
Capitalized Interest [Abstract]  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
A summary of capitalized interest for the three and six months ended June 30, 2012 and 2011 is as follows:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(In thousands)
2012
 
2011
 
2012
 
2011
Capitalized interest, beginning of period
$
18,170

 
$
19,899

 
$
18,869

 
$
20,075

Interest capitalized to inventory
2,688

 
2,678

 
4,554

 
4,840

Capitalized interest charged to cost of sales
(2,891
)
 
(2,819
)
 
(5,456
)
 
(5,157
)
Capitalized interest, end of period
$
17,967

 
$
19,758

 
$
17,967

 
$
19,758

 
 
 
 
 
 
 
 
Interest incurred — net
$
6,149

 
$
6,143

 
$
12,621

 
$
12,340