Consolidated Statements Of Stockholders' Equity (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Total
Balance, in value at Dec. 31, 2012	$ 98	$ 399,788	$ (360,464)	$ 39,422
Balance, in shares at Dec. 31, 2012	9,829
Stock options exercised, in shares
Vesting of awards granted, in value	1	349		350
Vesting of awards granted, in shares	88
Match to 401(k) Plan, in value		93		93
Match to 401(k) Plan, in shares	19
Net income			3,740	3,740
Balance, in value at Sep. 30, 2013	$ 99	$ 400,230	$ (356,724)	$ 43,605
Balance, in shares at Sep. 30, 2013	9,936