Other Income and Operating Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Noninterest Income
Other service charges	$ 750	$ 821
Increase in cash surrender value of corporate owned life insurance	616	614
Net gain on sale of loans	23	4
Other income	318	587
Total other income	1,707	2,026
Noninterest Expenses
Marketing expense	902	989
Professional fees	1,343	1,338
Legal fees	348	393
Software licensing and maintenance	1,348	1,196
Cardholder expense	745	626
Other expenses	4,362	5,551
Total other operating expense	$ 9,048	$ 10,093