Presentation Of Interim Financial Statements (Reclassified Previous Period Adjustment) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Other assets	$ 107,701	$ 102,375
Receivable backed notes payable - non-recourse	352,451	314,024
Lines of credit and notes payable	112,753	120,994
Junior subordinated debentures	$ 151,532	150,485
As Previously Presented [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Other assets		111,113
Receivable backed notes payable - non-recourse		318,929
Lines of credit and notes payable		123,005
Junior subordinated debentures		152,307
Reclassification [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Other assets		(8,738)
Receivable backed notes payable - non-recourse		(4,905)
Lines of credit and notes payable		(2,011)
Junior subordinated debentures		$ (1,822)