v2.4.0.6
Related Party Transactions (Details) (USD $)
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Related Party Transaction [Line Items]      
Legal services expense $ 299,000 $ 552,000  
Expense related to sale of businesses   170,000  
Accounts payable 312,000   277,000
Senior Credit Agreement [Member]
     
Related Party Transaction [Line Items]      
Revolving credit facility availability $ 200,000,000   $ 200,000,000