CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Preferred Stock	Paid-in capital	Retained earnings	Unearned compensation-restricted stock awards	Accumulated other comprehensive income (loss)	Total shareholders' equity
Balance - Beginning, amount at Dec. 31, 2013	$ 171	$ 16,000	$ 13,668	$ 42,240	$ (335)	$ 1,046	$ 72,790
Balance - Beginning, shares at Dec. 31, 2013	1,710,212
Net income for year				2,521			2,521
Other comprehensive income, net of tax						1,062	1,062
Common stock dividends declared				(1,918)			(1,918)
Preferred stock dividends declared				(166)			(166)
Acquisition of Riverside Bank, amount	$ 100		27,151				27,251
Acquisition of Riverside Bank, shares	1,001,485
Issuance of common stock for executives, amount			61				61
Issuance of common stock for executives, shares	2,250
Issuance of restricted common stock, amount	$ 1		182		(183)
Issuance of restricted common stock, shares	6,750
Forfeiture of restricted common stock, amount			(50)		50
Forfeiture of restricted common stock, shares	(2,000)
Stock based compensation-restricted stock awards					155		155
Issuance of common stock for director fees, amount			65				65
Issuance of common stock for director fees, shares	2,160
Balance - Ending at Dec. 31, 2014	$ 272	16,000	41,077	42,677	(313)	2,108	101,821
Balance - Ending, shares at Dec. 31, 2014	2,720,766
Net income for year				8,457			8,457
Other comprehensive loss, net of tax						(983)	(983)
Common stock dividends declared				(3,054)			(3,054)
Preferred stock dividends declared				(158)			(158)
Stock options exercised, amount	$ 1		182				183
Stock options exercised, shares	9,450
Issuance of common stock for executives, amount			29				29
Issuance of common stock for executives, shares	1,000
Forfeiture of restricted common stock, amount			(7)		7
Forfeiture of restricted common stock, shares	(300)
Stock based compensation-restricted stock awards			2		196		198
Issuance of common stock for director fees, amount			81				81
Issuance of common stock for director fees, shares	2,660
Redemption of preferred stock		(16,000)					(16,000)
Balance - Ending at Dec. 31, 2015	$ 273		41,364	47,922	(110)	1,125	90,574
Balance - Ending, shares at Dec. 31, 2015	2,733,576
Net income for year				6,685			6,685
Other comprehensive loss, net of tax						(648)	(648)
Common stock dividends declared				(3,086)			(3,086)
Stock options exercised, amount			87				87
Stock options exercised, shares	4,050
Issuance of restricted common stock, amount	$ 2		464		(466)
Issuance of restricted common stock, shares	15,800
Forfeiture of restricted common stock, amount			(3)		3
Forfeiture of restricted common stock, shares	(100)
Stock based compensation-restricted stock awards					221		221
Issuance of common stock for director fees, amount	$ 1		140				141
Issuance of common stock for director fees, shares	4,760
Tax benefit from stock compensation			33				33
Balance - Ending at Dec. 31, 2016	$ 276		$ 42,085	$ 51,521	$ (352)	$ 477	$ 94,007
Balance - Ending, shares at Dec. 31, 2016	2,758,086