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Long-Term Debt Long-Term Debt (Tables)
 3 Months Ended
Mar. 31, 2012
Debt Disclosure [Abstract]  
Long-Term Debt
Long-term debt consists of the following (in thousands):
 
March 31,
2012
 
December 31,
2011
Unsecured notes
$
250,000

 
$
250,000

Unamortized issuance costs
(2,024
)
 
(2,139
)
 
$
247,976

 
$
247,861