Finance Receivables And Allowance For Credit Losses (Schedule Of Average Balance And Interest Income Recognized On Impaired Loans) (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, Allowance for Credit Losses [Line Items]
Average Recorded Investment	$ 71,721		$ 89,016		$ 72,039		$ 61,978
Interest income	112	[1]	349	[1]	168	[1]	415	[1]
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Average recorded investment with no related allowance	7,525		8,893		8,393		5,529
Average recorded investment with an allowance recorded	20,831		24,838		21,365		21,756
Interest income with no related allowance	(4)	[1]	46	[1]	0	[1]	90	[1]
Interest income with an allowance recorded	39	[1]	88	[1]	68	[1]	86	[1]
Commercial Real Estate - Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Average recorded investment with no related allowance	987		1,395		1,136		0
Average recorded investment with an allowance recorded	1,593		221		1,532		0
Interest income with no related allowance	0	[1]	0	[1]	0	[1]	0	[1]
Interest income with an allowance recorded	0	[1]	3	[1]	2	[1]	0	[1]
Commercial Real Estate - Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Average recorded investment with no related allowance	14,241		25,443		15,730		8,821
Average recorded investment with an allowance recorded	26,544		28,226		23,883		25,872
Interest income with no related allowance	33	[1]	53	[1]	43	[1]	105	[1]
Interest income with an allowance recorded	$ 44	[1]	$ 159	[1]	$ 55	[1]	$ 134	[1]

[1] The Company does not record interest on nonaccrual loans until principal is recovered.