Consolidated Statements of Shareholders' Equity (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2010	$ 224,000	$ 23,504,000	$ 11,784,000		$ 35,512,000
Balance (in Shares) at Dec. 31, 2010	22,424,285
Options exercised		16,000			16,000
Options exercised (in Shares)	13,333				13,333
Common stock repurchased and retired	(13,000)	(1,540,000)			(1,553,000)
Common stock repurchased and retired (in Shares)	(1,314,778)				1,314,778
Share-based compensation expense		268,000			268,000
Net income			933,000		933,000
Balance at Dec. 31, 2011	211,000	22,248,000	12,717,000		35,176,000
Balance (in Shares) at Dec. 31, 2011	21,122,840				21,122,840
Options exercised		9,000			9,000
Options exercised (in Shares)	6,667				6,667
Common stock repurchased and retired	(11,000)	(1,570,000)			(1,581,000)
Common stock repurchased and retired (in Shares)	(1,085,050)				1,085,050
Share-based compensation expense		228,000			228,000
Net income			977,000		977,000
Other comprehensive income				24,000	24,000
Balance at Dec. 31, 2012	$ 200,000	$ 20,915,000	$ 13,694,000	$ 24,000	$ 34,833,000
Balance (in Shares) at Dec. 31, 2012	20,044,457				20,044,457