CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2010	$ 46	$ 305,356	$ (282,299)	$ 23,103
Balance (in shares) at Dec. 31, 2010	9,137,812
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares forfeited pursuant to stock awards	0	0	0	0
Shares forfeited pursuant to stock awards (in shares)	(111)
Share-based compensation	0	1,032	0	1,032
Issuance of common stock upon exercise of stock options	0	345	0	345
Issuance of common stock upon exercise of stock options (in shares)	86,644
Net income (loss)	0	0	416	416
Balance at Dec. 31, 2011	46	306,733	(281,883)	24,896
Balance (in shares) at Dec. 31, 2011	9,224,345			9,224,345
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	0	915	0	915
Issuance of common stock upon exercise of stock options	0	22	0	22
Issuance of common stock upon exercise of stock options (in shares)	10,866
Repurchase of Common Stock	(2)	(1,453)	0	(1,455)
Repurchase of Common Stock (in shares)	(379,811)
Reduction in par due to reverse split	(35)	35	0	0
Net income (loss)	0	0	1,387	1,387
Balance at Dec. 31, 2012	$ 9	$ 306,252	$ (280,496)	$ 25,765
Balance (in shares) at Dec. 31, 2012	8,855,400			8,855,400