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Non-performing Assets Including Troubled Debt Restructurings (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Sep. 30, 2013
Nonperforming Assets Including Troubled Debt Restructurings [Abstract]  
Aggregate of multiple consecutive maturity date extensions delay in payment, days 120 days
Borrowers aggregate exposure for loan modification minimum $ 250
Timely payments on contract terms for minimum consecutive months prior to consideration for removing loan from TDR status 6 months
Minimum consecutive months payment for removing the loan from non-accrual status 6 months