Income Taxes (Components of Deferred Tax Asset) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Deferred tax assets relating to:
Net operating loss carryforwards	$ 4,104	$ 20,476
Loan loss reserve	33,691	27,186
Deferred compensation	5,839	0
Imputed interest income	415	424
Deferred rent	1,207	1,892
Unrealized loss	545	0
Miscellaneous items	613	45
Total gross deferred tax assets	46,414	50,023
Deferred tax liabilities:
Property, equipment and software	3,151	8,154
Origination costs	5,685	4,078
Miscellaneous items	0	40
Total gross deferred tax liabilities	8,836	12,272
Net deferred tax asset	37,578	37,751
Less: valuation allowance	(37,578)	(37,751)
Net deferred tax asset less valuation allowance	$ 0	$ 0