Loans Receivable (Schedule Of Troubled Debt Restructurings) (Details) (Total TDRs [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Loans Receivable [Line Items]
Accruing Loans, Current	$ 676	$ 56
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs	26,663	23,523
Total TDRs	27,339	23,579
Residential Mortgage Loans [Member] | Residential - Prime [Member]
Loans Receivable [Line Items]
Accruing Loans, Current
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs
Total TDRs
Commercial Loans [Member] | Real Estate [Member]
Loans Receivable [Line Items]
Accruing Loans, Current	650	56
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs	24,477	21,653
Total TDRs	25,127	21,709
Commercial Loans [Member] | Business [Member]
Loans Receivable [Line Items]
Accruing Loans, Current	26
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs	1,957	1,870
Total TDRs	1,983	1,870
Consumer Loans [Member] | Indirect Automobile [Member]
Loans Receivable [Line Items]
Accruing Loans, Current
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs
Total TDRs
Consumer Loans [Member] | Home Equity [Member]
Loans Receivable [Line Items]
Accruing Loans, Current
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs	229
Total TDRs	229
Consumer Loans [Member] | Credit Card [Member]
Loans Receivable [Line Items]
Accruing Loans, Current
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs
Total TDRs
Consumer Loans [Member] | Consumer - Other [Member]
Loans Receivable [Line Items]
Accruing Loans, Current
Accruing Loans, Past Due Greater than 30 Days
Nonaccrual TDRs
Total TDRs