Allowance For Loan Losses (Narrative) (Details)	Sep. 30, 2015 number
Unlikely to be Collected Financing Receivable
Financing Receivable, Allowance for Credit Losses [Line Items]
Commercial loan grades	16
Commercial Loan L G D Grade One [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Commercial loan grades	1
Commercial Loan L G D Grade Twelve [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Commercial loan grades	12