Other Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Other Expenses
Debit card expenses	$ 2,522	$ 1,625	$ 6,623	$ 4,510
Consulting and outside services	1,549	898	4,055	4,173
Telephone	977	816	2,920	2,453
Loan expenses	1,062	642	2,800	2,433
Employee expenses	964	629	2,468	1,786
Checking and operating expenses	742	1,104	2,434	2,551
Printing and supplies	733	937	2,404	2,633
Postage	626	902	2,296	2,743
VIE write-downs, losses and other expenses	773	761	1,814	3,062
Business development	629	403	1,514	1,041
Accounting and audit fees	409	405	1,109	1,264
Legal fees	210	332	921	780
ATM expenses	271	242	789	811
Other	847	1,033	3,080	2,845
Total other expenses	$ 12,314	$ 10,729	$ 35,227	$ 33,085