Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Deferred Compensation, Share-based Payments [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Dec. 31, 2015		$ 384	$ 152,897	$ (32,833)	$ (3,725)	$ (183)	$ (3,165)	$ 113,375
Net income				1,085				1,085
Other comprehensive income, net of tax							1,970	1,970	[1]
Stock based compensation			171					171
Options exercised			1					1
Balance at Mar. 31, 2016		384	153,069	(31,748)	(3,725)	(183)	(1,195)	116,602
Balance at Dec. 31, 2015		384	152,897	(32,833)	(3,725)	(183)	(3,165)	113,375
Other comprehensive income, net of tax	[1]							(4,129)
Balance at Dec. 31, 2016		573	253,570	(27,888)	(3,725)	(183)	(7,294)	215,053
Net income				1,787				1,787
Other comprehensive income, net of tax							650	650	[1]
Stock based compensation			302					302
Conversion of subordinated debt to common stock (36,922 shares)			240					240
Options exercised		1	291					292
Balance at Mar. 31, 2017		$ 574	$ 254,403	$ (26,101)	$ (3,725)	$ (183)	$ (6,644)	$ 218,324

[1] All amounts are net of tax. Amounts in parentheses indicate reductions to other comprehensive income.