Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT, Future Maturities of Long-Term Debt (Details)

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LONG-TERM DEBT, Future Maturities of Long-Term Debt (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Future maturities of long-term debt [Abstract]    
2013 $ 62,050  
2014 263,241  
2015 80,777  
2016 875,113  
2017 1,567  
Thereafter 492,912  
Total 1,775,660  
Debt discount (35,655)  
Total including discount $ 1,740,005 $ 1,705,261