Other Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Other Expenses
Consulting and outside services	$ 2,010	$ 1,795	$ 3,777	$ 3,174
Debit card expenses	1,435	1,148	3,304	2,788
Employee expenses	1,405	1,142	2,401	1,933
Telephone	1,210	1,142	2,385	2,163
Mergers and acquisition expenses	1,831	2,926	2,045	4,762
Business development	1,123	642	2,013	1,110
Loan expenses	943	984	1,802	1,788
Postage	823	776	1,656	1,555
Printing and supplies	786	792	1,511	1,483
VIE amortization and other expenses	906	938	1,451	1,412
ATM expenses	519	345	1,013	634
Checking and operating expenses	630	354	992	467
Accounting and audit fees	472	393	925	811
Legal fees	281	467	588	781
Other	910	1,207	1,688	2,351
Total other expenses	$ 15,284	$ 15,051	$ 27,551	$ 27,212