Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Segment Reporting Information [Line Items]
Interest income	$ 12,329	$ 10,801
Interest expense	2,022	1,731
Net interest income (loss)	10,307	9,070
Provision for loan losses	625	625
Noninterest income	2,559	2,141
Noninterest expense	7,517	7,461
Net income before taxes	4,724	3,125
Income tax (provision) benefit	(1,718)	(1,097)
Net income (loss)	3,006	$ 2,028
Total assets	$ 1,239,317		$ 1,217,293
Eliminations [Member]
Segment Reporting Information [Line Items]
Interest income
Interest expense
Net interest income (loss)
Provision for loan losses
Noninterest income
Noninterest expense
Net income before taxes
Income tax (provision) benefit
Net income (loss)
Total assets	$ (108,883)
Commercial and Retail Banking [Member]
Segment Reporting Information [Line Items]
Interest income	12,266
Interest expense	1,923
Net interest income (loss)	10,343
Provision for loan losses	625
Noninterest income	1,112
Noninterest expense	6,334
Net income before taxes	4,496
Income tax (provision) benefit	(1,565)
Net income (loss)	2,931
Total assets	1,222,224
Mortgage Banking [Member]
Segment Reporting Information [Line Items]
Interest income	$ 63
Interest expense
Net interest income (loss)	$ 63
Provision for loan losses
Noninterest income	$ 1,447
Noninterest expense	902
Net income before taxes	608
Income tax (provision) benefit	(224)
Net income (loss)	384
Total assets	$ 14,271
Corporate [Member]
Segment Reporting Information [Line Items]
Interest income
Interest expense	$ 99
Net interest income (loss)	$ (99)
Provision for loan losses
Noninterest income
Noninterest expense	$ 281
Net income before taxes	(380)
Income tax (provision) benefit	71
Net income (loss)	(309)
Total assets	$ 111,705