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Schedule I - Condensed Financial Information of Registrant - Notes to Condensed Financial Statements (Details 3) (Parent Company [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Parent Company [Member]
  
Secured Long-term Debt, Noncurrent [Abstract]  
Secured Term Loan Guaranteed by Parent $ 72,188
Other, most of which is collateralized by real estate guaranteed by the parent 6,585
Subsidiaries long-term debt outstanding guaranteed by parent $ 78,773