Merger (Pro Forma Information) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Business Acquisition [Line Items]
Net interest income after loan loss provision	$ 7,924	$ 6,149	$ 22,848	$ 18,350
Noninterest income	1,085	741	3,127	2,409
Noninterest expense	6,569	4,929	19,851	14,735
Phoenix Bancorp Inc. [Member]
Business Acquisition [Line Items]
Net interest income after loan loss provision	7,924	7,439	23,484	22,257
Noninterest income	1,085	980	3,192	3,057
Noninterest expense	7,353	7,318	20,934	18,982
Net income available to common shareholders	$ 1,251	$ 1,568	$ 4,403	$ 4,812
Net income per common share	$ 0.30	$ 0.37	$ 1.04	$ 1.14