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, 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			8,615		8,615
Other comprehensive loss (income)				(1,420)	(1,420)
Issuance of restricted stock awards, net (in shares)		68,855
Amortization of restricted stock awards, net of forfeitures and taxes		$ 34			34
Cash dividend declared per share			(5,145)		(5,145)
Stock option expense, net of forfeitures and taxes		475			475
Stock options exercised		$ 122			122
Stock options exercised (in shares)		23,734
Balance at Jun. 30, 2015	$ 19,519	$ 134,307	36,484	(3,271)	187,039
Balance (in shares) at Jun. 30, 2015	21,004	26,596,094
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
Increase (Decrease) in Shareholders' Equity
Net income			13,401		13,401
Other comprehensive loss (income)				4,078	4,078
Issuance of restricted stock awards, net (in shares)		82,372
Amortization of restricted stock awards, net of forfeitures and taxes		$ 296			296
Cash dividend declared per share			(6,803)		(6,803)
Stock option expense, net of forfeitures and taxes		482			482
Stock options exercised		$ 623			623
Stock options exercised (in shares)		98,212
Balance at Jun. 30, 2016	$ 19,519	$ 194,765	$ 45,371	$ (2,142)	$ 257,513
Balance (in shares) at Jun. 30, 2016	21,004	32,294,063