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, 2011	$ 46	$ 306,733	$ (281,883)	$ 24,896
Balance (in shares) at Dec. 31, 2011	9,224,345
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)	0
Repurchase of Common Stock	(2)	(1,453)	0	(1,455)
Repurchase of Common Stock (in shares)				(379,811)
Share-based compensation	0	915	0	915
Reduction in par due to reverse split	(35)	35	0	0
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
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
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of Common Stock	0	0	0	0
Repurchase of Common Stock (in shares)	0
Share-based compensation	0	705	0	705
Reduction in par due to reverse split	0	0	0	0
Issuance of common stock upon exercise of stock options	0	214	0	214
Issuance of common stock upon exercise of stock options (in shares)	54,337			54,337
Net income (loss)	0	0	38,144	38,144
Balance at Dec. 31, 2013	$ 9	$ 307,171	$ (242,352)	$ 64,828
Balance (in shares) at Dec. 31, 2013	8,909,737			8,909,737