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, 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 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)	17,887,859
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense		712				712
Foreign currency translation adjustment				(617)		(617)
Net loss			(6,742)			(6,742)
Balance at Dec. 31, 2014	$ 195	$ 72,917	$ (45,142)	$ (1,231)	$ (2,999)	$ 23,740
Balance (in shares) at Dec. 31, 2014	19,486,770				(1,598,911)	17,887,859