XML 76 R68.htm IDEA: XBRL DOCUMENT v2.3.0.15
Fair Value (Assets And Liabilities Measured At Fair Value) (Details) (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
Level 1 [Member]
  
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items]  
Money market funds and certificates of deposit$ 30,373$ 41,598
Interest rate swap liability  
Assets held for sale, net of liabilities held for sale  
Level 2 [Member]
  
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items]  
Money market funds and certificates of deposit  
Interest rate swap liability (896)
Assets held for sale, net of liabilities held for sale  
Level 3 [Member]
  
Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items]  
Money market funds and certificates of deposit  
Interest rate swap liability  
Assets held for sale, net of liabilities held for sale $ 43,634