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Commitments, Contingencies and Other Commitments, Contingencies and Other (Table 3) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2009
Commitments Contingencies and Other [Abstract]        
Allowance for Doubtful Accounts, Premiums and Other Receivables $ 20,412 $ 22,437 $ 18,219 $ 15,258
Financing Receivable, Allowance for Credit Losses, Write-downs (2,025) 0 0  
Provision for Doubtful Accounts $ 0 $ 4,218 $ 2,961