Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details)

v2.4.0.6
Long-Term Debt (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Summary of Company's current debt portfolio    
Total debt $ 481,024 $ 482,723
Less current portion 51,136 145,723
Total long-term debt 429,888 337,000
9.125% Senior Notes, due April 2018 (issued March 22,2010) [Member]
   
Summary of Company's current debt portfolio    
Total debt 300,000 300,000
9.125% Senior Notes, due April 2018 (issued April 25,2012) [Member]
   
Summary of Company's current debt portfolio    
Total debt 129,888  
2.125% Convertible Senior Notes [Member]
   
Summary of Company's current debt portfolio    
Total debt 2,136 121,723
Term Note [Member]
   
Summary of Company's current debt portfolio    
Total debt $ 49,000 $ 61,000