Other Noninterest Expenses (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Other Noninterest Expenses
Data processing fees	$ 858	$ 955
Professional fees	706	511
Marketing and advertising expenses	365	376
Travel and educational expenses	286	273
Telecommunication expenses	330	234
Amortization of core deposit intangible	150	206
All other noninterest expenses	1,860	2,030
Total Other Noninterest Expenses	$ 4,555	$ 4,585