Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2016	6,043,102
Balance at Dec. 31, 2016	$ 73	$ 10,786	$ (1,277)	$ 87,434	$ (20,764)	$ (11)	$ 76,241
Net income (loss)				(411)			(411)
Net change in fair value of securities available-for-sale, net of tax			484				484
Net change in fair value of derivative instruments, net of tax			61				61
Dividends declared: $.08 per share				(486)			(486)
Impact of stock-based compensation plans, net (in shares)	16,886
Impact of stock-based compensation plans, net		(31)					(31)
Treasury stock reissued (in shares)	21,756
Treasury stock reissued					350		350
Reclassification of certain tax effects			(136)	136
Balance (in shares) at Dec. 31, 2017	6,081,744
Balance at Dec. 31, 2017	$ 73	10,755	(868)	86,673	(20,414)	(11)	76,208
Net income (loss)				2,490			2,490
Net change in fair value of securities available-for-sale, net of tax			(1,176)				(1,176)
Net change in fair value of derivative instruments, net of tax			(333)				(333)
Dividends declared: $.08 per share				(495)			(495)
Impact of stock-based compensation plans, net (in shares)	11,963
Impact of stock-based compensation plans, net		444					444
Treasury stock reissued
Stock paid or issued for acquisition (in shares)	204,355
Stock paid or issued for acquisition	$ 2	2,297					2,299
Balance (in shares) at Dec. 31, 2018	6,298,062
Balance at Dec. 31, 2018	$ 75	$ 13,496	$ (2,377)	$ 88,668	$ (20,414)	$ (11)	$ 79,437