Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Narratives) (Details)

v2.4.0.6
Financial Instruments (Narratives) (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Sep. 30, 2012
2021 Notes [Member]
Sep. 30, 2012
2019 Notes [Member]
Sep. 30, 2012
Term Loan [Member]
Investment Holdings [Line Items]          
Current and Long-term Debt and Capital Lease Obligations, Fair Value Disclosure $ 999,411 $ 942,895     $ 80,000
Subordinated Borrowing, Interest Rate     6.75% 8.63%  
Current and Long-term Debt and Capital Lease Obligations $ 948,722 $ 947,326 $ 325,000 $ 425,000 $ 80,000