CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
CONSOLIDATED BALANCE SHEETS
Cash and cash equivalents, interest-bearing (in dollars)	$ 52,390	$ 234,889
Portfolio Loans, allowance for loan losses (in dollars)	$ 52,743	$ 53,582
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	66,666,667	66,666,667
Common stock, shares issued	49,185,581	49,185,581
Common stock shares held in treasury	325,272	500,638