CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE LOSS (USD $) In Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning Balance at Dec. 31, 2009	$ 184,402	$ 51	$ 1,221,456	$ (127)	$ (1,036,548)	$ (430)
Beginning Balance (in shares) at Dec. 31, 2009		50,763
Net loss	(3,192)				(3,192)
Foreign currency translation adjustment	41					41
Total comprehensive loss	181,251
Stock compensation plans activity and stock-based compensation expense (in shares)		1,161
Stock compensation plans activity and stock-based compensation expense	6,486	1	6,835	(350)
Ending Balance at Sep. 30, 2010	187,737	52	1,228,291	(477)	(1,039,740)	(389)
Ending Balance (in shares) at Sep. 30, 2010		51,924
Beginning Balance at Dec. 31, 2010	188,611	52	1,229,684	(520)	(1,040,170)	(435)
Beginning Balance (in shares) at Dec. 31, 2010		52,017
Net loss	(5,900)				(5,900)
Foreign currency translation adjustment	232					232
Total comprehensive loss	182,943
Stock compensation plans activity and stock-based compensation expense (in shares)		466
Stock compensation plans activity and stock-based compensation expense	3,744	1	4,435	(692)
Ending Balance at Sep. 30, 2011	$ 186,687	$ 53	$ 1,234,119	$ (1,212)	$ (1,046,070)	$ (203)
Ending Balance (in shares) at Sep. 30, 2011		52,483