CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Preferred Stock	Common Stock	Retained Earnings	Accumulated Other Comprehensive Income / (Loss)	Total
Balance at Dec. 31, 2012	$ 19,519	$ 131,820	$ 15,721	$ 2,681	$ 169,741
Balance (in shares) at Dec. 31, 2012	21,004	26,322,147
Increase (Decrease) in Shareholders' Equity
Net income			11,540		11,540
Other comprehensive income (loss)				(6,710)	(6,710)
Issuance of restricted stock awards, net (in shares)		10,000
Repurchase of warrant		$ (140)			(140)
Amortization of restricted stock awards, net of forfeitures and taxes		200			200
Cash dividend declared $0.32, $0.18 and $0.06 per share in 2015, 2014 and 2013, respectively			(1,916)		(1,916)
Stock option expense, net of forfeitures and taxes		593			593
Stock options exercised		$ 88			88
Stock options exercised (in shares)		18,791
Balance at Dec. 31, 2013	$ 19,519	$ 132,561	25,345	(4,029)	173,396
Balance (in shares) at Dec. 31, 2013	21,004	26,350,938
Increase (Decrease) in Shareholders' Equity
Net income			13,427		13,427
Other comprehensive income (loss)				2,178	2,178
Issuance of restricted stock awards, net (in shares)		90,000
Amortization of restricted stock awards, net of forfeitures and taxes		$ (9)			(9)
Cash dividend declared $0.32, $0.18 and $0.06 per share in 2015, 2014 and 2013, respectively			(5,758)		(5,758)
Stock option expense, net of forfeitures and taxes		862			862
Stock options exercised		$ 262			262
Stock options exercised (in shares)		62,567
Balance at Dec. 31, 2014	$ 19,519	$ 133,676	33,014	(1,851)	184,358
Balance (in shares) at Dec. 31, 2014	21,004	26,503,505
Increase (Decrease) in Shareholders' Equity
Net income			16,497		16,497
Other comprehensive income (loss)				(4,369)	(4,369)
Issuance of 5,456,713 common shares to acquire Focus Business Bank, net of offering costs of $144		$ 58,134			58,134
Issuance of 5,456,713 common shares to acquire Focus Business Bank, net of offering costs of $144 (in shares)		5,456,713
Issuance of restricted stock awards, net (in shares)		98,855
Amortization of restricted stock awards, net of forfeitures and taxes		$ 265			265
Cash dividend declared $0.32, $0.18 and $0.06 per share in 2015, 2014 and 2013, respectively			(10,738)		(10,738)
Stock option expense, net of forfeitures and taxes		974			974
Stock options exercised		$ 315			315
Stock options exercised (in shares)		54,406
Balance at Dec. 31, 2015	$ 19,519	$ 193,364	$ 38,773	$ (6,220)	$ 245,436
Balance (in shares) at Dec. 31, 2015	21,004	32,113,479