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)	(14,052)			(14,052)
Other comprehensive income (loss), translation adjustments	(5,387)				(5,387)
Amortization of prior service costs - defined benefit pension plan	44				44
Purchase of restricted stock from employees (in shares)		(126)
Adjustments Related to Tax Withholding for Share-based Compensation	(470)					(470)
Stock-based compensation (in shares)		222
Stock-based compensation	1,532		1,532
Ending Balance at Jun. 30, 2013	$ 88,208	$ 33	$ 474,904	$ (401,079)	$ 15,193	$ (843)
Ending Balance (in shares) at Jun. 30, 2013		33,117