Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)		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, 2014		$ 383,000	$ 152,234,000	$ (35,266,000)	$ (3,725,000)	$ (183,000)	$ (632,000)	$ 112,811,000
Net income				1,643,000				1,643,000
Other comprehensive income (loss), net of tax							(423,000)	(423,000)	[1]
Stock based compensation			441,000					441,000
Options exercised			1,000					1,000
Balance at Sep. 30, 2015		383,000	152,676,000	(33,623,000)	(3,725,000)	(183,000)	(1,055,000)	114,473,000
Balance at Dec. 31, 2014		383,000	152,234,000	(35,266,000)	(3,725,000)	(183,000)	(632,000)	112,811,000
Other comprehensive income (loss), net of tax	[1]							(2,533,000)
Balance at Dec. 31, 2015		384,000	152,897,000	(32,833,000)	(3,725,000)	(183,000)	(3,165,000)	113,375,000
Net income				3,448,000				3,448,000
Other comprehensive income (loss), net of tax							1,839,000	1,839,000	[1]
Stock based compensation			764,000					764,000
Options exercised			226,000					226,000
Balance at Sep. 30, 2016		$ 384,000	$ 153,887,000	$ (29,385,000)	$ (3,725,000)	$ (183,000)	$ (1,326,000)	$ 119,652,000

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