Consolidated Statements of Shareholders' Equity (USD $) In Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2009	$ 691	$ 43,022	$ (23,784)	$ (667)	$ 19,262
Balance (in Shares) at Dec. 31, 2009	6,911
Option exercises (in Shares)					0
Stock forfeited under restricted stock plan	(9)	9
Stock forfeited under restricted stock plan (in Shares)	(95)
Amortization of restricted stock and stock option plan compensation		324			324
Foreign currency translation				(125)	(125)
Unrealized holding period				(32)	(32)
Net loss			(8,419)		(8,419)
Balance at Dec. 31, 2010	682	43,355	(32,203)	(824)	11,010
Balance (in Shares) at Dec. 31, 2010	6,816
Option exercises	11	516			527
Option exercises (in Shares)	107				(107)
Stock forfeited under restricted stock plan, net of stock issued	(3)	3
Stock forfeited under restricted stock plan, net of stock issued (in Shares)	(28)
Amortization of restricted stock and stock option plan compensation		358			358
Foreign currency translation				(28)	(28)
Unrealized holding period				(20)	(20)
Net loss			(505)		(505)
Balance at Dec. 31, 2011	690	44,232	(32,708)	(872)	11,342
Balance (in Shares) at Dec. 31, 2011	6,895
Option exercises	17	818			835
Option exercises (in Shares)	177				(176)
Stock forfeited under restricted stock plan, net of stock issued	(6)	6
Stock forfeited under restricted stock plan, net of stock issued (in Shares)	(66)
Amortization of restricted stock and stock option plan compensation		674			674
Foreign currency translation				(14)	(14)
Unrealized holding period				1	1
Net loss			(3,785)		(3,785)
Balance at Dec. 31, 2012	$ 701	$ 45,730	$ (36,493)	$ (885)	$ 9,053
Balance (in Shares) at Dec. 31, 2012	7,006