Finance Receivables And Allowance For Credit Losses (Schedule Of Activity Of Purchased Impaired Loans) (Details) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Outstanding balance	$ 27,942
Carrying amount, net of allowance	27,115
Carrying value, allowance	827	1,600	3,000
Commercial [Member]
Purchased impaired loans	1,733
Commercial Real Estate [Member]
Purchased impaired loans	25,532
Consumer [Member]
Purchased impaired loans	181
Residential [Member]
Purchased impaired loans	$ 496