Consolidated Statements Of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2011	$ 41,487	$ 2	$ (1,058)	$ 155,704	$ 33	$ (113,194)
Balance (shares) at Dec. 31, 2011		18,901,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	630			630
Shares issued under stock incentive plans (shares)		734,000
Shares issued under stock incentive plans	300			300
Repurchases of common stock (shares)		(491,000)
Repurchases of common stock	(1,028)		(1,028)
Net income (loss)	(4,924)					(4,924)
Unrealized loss on securities available-for-sale	(16)				(16)
Balance at Dec. 31, 2012	36,449	2	(2,086)	156,634	17	(118,118)
Balance (shares) at Dec. 31, 2012		19,144,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	340			340
Shares issued under stock incentive plans (shares)		875,000
Shares issued under stock incentive plans	919			919
Repurchases of common stock (shares)		(1,515,000)
Repurchases of common stock	(3,642)		(3,642)
Dividends paid	(925)			(925)
Net income (loss)	264					264
Unrealized loss on securities available-for-sale	(19)				(19)
Balance at Dec. 31, 2013	33,386	2	(5,728)	156,968	(2)	(117,854)
Balance (shares) at Dec. 31, 2013	18,504,279	18,504,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	326			326
Shares issued under stock incentive plans (shares)		112,000
Shares issued under stock incentive plans	188			188
Dividends paid	(3,713)			(3,713)
Net income (loss)	2,475					2,475
Unrealized loss on securities available-for-sale	(17)				(17)
Balance at Dec. 31, 2014	$ 32,645	$ 2	$ (5,728)	$ 153,769	$ (19)	$ (115,379)
Balance (shares) at Dec. 31, 2014	18,615,945	18,616,000