Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (USD $) In Thousands, unless otherwise specified	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Other Accumulated Comprehensive Loss [Member]	Total
Balance at Dec. 31, 2012	$ 19	$ (144)	$ 288,619	$ (262,817)	$ 322	$ 25,999
Balance (in shares) at Dec. 31, 2012	19,171	33
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee stock purchases	0	0	388	0	0	388
Employee stock purchases (in shares)	102	0
Release of Restricted Stock	0	(36)	0	0	0	(36)
Release of Restricted Stock (in shares)	25	8
Net translation gain on foreign subsidiaries	0	0	0	0	(301)	(301)
Stock-based compensation	0	0	137	0	0	137
Net loss	0	0	0	(273)	0	(273)
Balance at Mar. 31, 2013	$ 19	$ (180)	$ 289,144	$ (263,090)	$ 21	$ 25,914
Balance (in shares) at Mar. 31, 2013	19,298	41