Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock [Member]	Retained Earnings [Member]	Total
Balance at December 31, 2011 at Dec. 31, 2011	$ 74,073	$ (38,955)	$ 35,118
Balance at December 31, 2011 (in Shares) at Dec. 31, 2011	25,397,448		25,397,448
Stock option exercises and vesting of restricted stock	1,687		1,687
Stock option exercises and vesting of restricted stock (in Shares)	1,283,177
Stock-based compensation	1,952		1,952
Value of equity awards withheld for tax liability and award exercises	(428)		(428)
Value of equity awards withheld for tax liability and award exercises (in Shares)	(287,479)
Net loss		(6,611)	(6,611)
Balance at September 30, 2012 at Sep. 30, 2012	$ 77,284	$ (45,566)	$ 31,718
Balance at September 30, 2012 (in Shares) at Sep. 30, 2012	26,393,146		26,393,146