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Commitments And Contingencies (Standby Letters of Credit And Litigation) (Details) (Standby Letters Of Credit [Member], USD $)
Sep. 30, 2013
Quantity
Standby Letters Of Credit [Member]
 
Loss Contingencies [Line Items]  
Number of irrevocable standby letters of credit 6
Maximum capacity to guarantee under existing letters of credit $ 8,200,000
Irrevocable standby letters of credit, amount outstanding $ 0