CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2010	$ 192	$ 69,298	$ (31,864)	$ (720)	$ 0	$ 36,906
Balance (in shares) at Dec. 31, 2010	19,171,855				0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense		727				727
Net issuances of stock pursuant to stock compensation plans	1	132				133
Net issuances of stock pursuant to stock compensation plans (in shares)	77,176
Common stock issued for warrants exercised		10				10
Common stock issued for warrants exercised (in shares)	5,650
Foreign currency translation adjustment				(145)		(145)
Non-cash income tax adjustment						0
Treasury stock at cost					(1,649)	(1,649)
Treasury stock at cost (in shares)					(824,374)
Net income (loss)			2,801			2,801
Balance at Dec. 31, 2011	193	70,167	(29,063)	(865)	(1,649)	38,783
Balance (in shares) at Dec. 31, 2011	19,254,681				(824,374)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense		914				914
Net issuances of stock pursuant to stock compensation plans	1	271				272
Net issuances of stock pursuant to stock compensation plans (in shares)	180,643
Foreign currency translation adjustment				218		218
Non-cash income tax adjustment						0
Treasury stock at cost					(531)	(531)
Treasury stock at cost (in shares)					(280,113)
Net income (loss)			1,174			1,174
Balance at Dec. 31, 2012	194	71,352	(27,889)	(647)	(2,180)	40,830
Balance (in shares) at Dec. 31, 2012	19,435,324				(1,104,487)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense		810				810
Net issuances of stock pursuant to stock compensation plans	1	43				44
Net issuances of stock pursuant to stock compensation plans (in shares)	51,446
Foreign currency translation adjustment				82		82
Non-cash income tax adjustment				(49)		(49)
Treasury stock at cost					(819)	(819)
Treasury stock at cost (in shares)					(494,424)
Net income (loss)			(10,511)			(10,511)
Balance at Dec. 31, 2013	$ 195	$ 72,205	$ (38,400)	$ (614)	$ (2,999)	$ 30,387
Balance (in shares) at Dec. 31, 2013	19,486,770				(1,598,911)