CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands	Total	Common Stock	Additional paid-in capital	Accumulated deficit	Accumulated other comprehensive income (loss)	Treasury stock
Beginning Balance at Dec. 31, 2012	$ 106,541	$ 33	$ 473,372	$ (387,027)	$ 20,536	$ (373)
Beginning Balance (in shares) at Dec. 31, 2012		33,021
Net income (loss)	(19,099)			(19,099)
Other comprehensive income (loss), translation adjustments	(3,128)				(3,128)
Amortization of prior service costs - defined benefit pension plan	60				60
Adjustments Related to Tax Withholding for Share-based Compensation (in shares)		(129)
Adjustments Related to Tax Withholding for Share-based Compensation	(480)					(480)
Stock-based compensation (in shares)		466
Stock-based compensation	1,953		1,953
Ending Balance at Sep. 30, 2013	$ 85,847	$ 33	$ 475,325	$ (406,126)	$ 17,468	$ (853)
Ending Balance (in shares) at Sep. 30, 2013		33,358