Portfolio Loans And Allowance For Loan Losses (Schedule Of Average Recorded Investment And Income Recognized) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Financing Receivable, Impaired [Line Items]
Impaired loans, Average Recorded Investment	$ 43,176	$ 59,030	$ 42,476	$ 57,503
Impaired loans, Interest Income Recognized	143	533	269	1,139
Commercial and commercial mortgage loans cash basis interest included above	134	2	221	40
Commercial And Commercial Mortgage Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans, Average Recorded Investment	37,532	49,737	36,063	48,403
Impaired loans, Interest Income Recognized	128	459	240	1,010
Construction Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans, Average Recorded Investment	5,644	9,293	6,413	9,100
Impaired loans, Interest Income Recognized	$ 15	$ 74	$ 29	$ 129