Other Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Expenses
Consulting and outside services	$ 1,938	$ 1,986	$ 5,715	$ 5,160
Debit card expenses	1,699	533	5,003	3,321
Mergers and acquisition expenses	2,058	1,336	4,103	6,098
Employee expenses	1,245	1,089	3,646	3,022
Telephone	1,216	1,187	3,601	3,350
Business development	1,176	672	3,189	1,782
VIE amortization and other expenses	1,427	1,118	2,878	2,530
Loan expenses	924	947	2,726	2,735
Postage	831	772	2,487	2,327
Printing and supplies	735	769	2,246	2,252
Checking and operating expenses	361	404	1,353	871
ATM expenses	299	293	1,312	927
Accounting and audit fees	365	383	1,290	1,194
Legal fees	338	464	926	1,245
Other	991	1,165	2,679	3,516
Total other expenses	$ 15,603	$ 13,118	$ 43,154	$ 40,330