Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2011	$ 666	$ 108,203	$ 1,306	$ (35,801)	$ (2,713)	$ 71,661
Balance (in Shares) at Dec. 31, 2011	13,335,008				591,786
Issuance of stock under employee stock purchase plan (in Shares)	13,901					13,901
Issuance of stock under employee stock purchase plan	1	60				61
Translation adjustment			(65)			(65)
Issuance of stock upon exercise of stock options	3	236				239
Issuance of stock upon exercise of stock options (in Shares)	50,945
Stock based compensation expense		54				54
Common stock repurchase (in Shares)					750,014	750,014
Common stock repurchase					(4,070)	(4,070)
Net income				1,564		1,564
Balance at Jun. 30, 2012	$ 670	$ 108,553	$ 1,241	$ (34,237)	$ (6,783)	$ 69,444
Balance (in Shares) at Jun. 30, 2012	13,399,854				1,341,800