Consolidated Statements of Changes In Shareholders' Equity - USD ($) $ in Thousands	Series A Preferred Stock [Member] Preferred Stock [Member]	Series A Preferred Stock [Member] Retained Earnings [Member]	Series A Preferred Stock [Member]	Series B Preferred Stock [Member] Preferred Stock [Member]	Series B Preferred Stock [Member] Additional Paid-in Capital [Member]	Series B Preferred Stock [Member] Retained Earnings [Member]	Series B Preferred Stock [Member]	Series C Preferred Stock [Member] Preferred Stock [Member]	Series C Preferred Stock [Member] Retained Earnings [Member]	Series C Preferred Stock [Member]	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2012											$ 4,880	$ 3,490	$ 29,816	$ 11,741	$ 2,293	$ 52,220
Net income														4,939		4,939
Total other comprehensive income (loss), net of taxes															(3,165)	(3,165)
Employee Stock Purchase Plan												4	51			55
Common stock dividends														(872)		(872)
Preferred stock issuance	$ 120		$ 120
Preferred stock issuance, costs					$ (14)
Preferred stock dividends		$ (309)	$ (309)
Amortization of warrant costs							$ (14)
Warrant repurchase														(58)		(58)
Balance at Dec. 31, 2013											5,000	3,494	29,853	15,441	(872)	52,916
Net income														5,701		5,701
Total other comprehensive income (loss), net of taxes															2,385	2,385
Employee Stock Purchase Plan												4	49			53
Common stock dividends														(1,575)		(1,575)
Preferred stock dividends						$ (350)	(350)
Balance at Dec. 31, 2014											$ 5,000	3,498	29,902	19,217	1,513	59,130
Net income														6,528		6,528
Total other comprehensive income (loss), net of taxes															299	299
Employee Stock Purchase Plan												4	62			66
Common stock dividends														(1,785)		(1,785)
Preferred stock issuance								$ 1,750		$ 1,750
Preferred stock redemption				$ (5,000)			(5,000)	$ (1,750)		(1,750)
Preferred stock redemption premimum						(100)	(100)
Preferred stock dividends						$ (373)	$ (373)		$ (17)	$ (17)
Common stock issued, acquisition related												724	10,568			11,292
Restricted stock compensation expense												1	27			28
Balance at Dec. 31, 2015												$ 4,227	$ 40,559	$ 23,470	$ 1,812	$ 70,068