CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS` EQUITY (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2010	$ 287	$ 14,433	$ 47,062	$ 13	$ 61,795
Balance (in Shares) at Dec. 31, 2010	14,345,000
Net income (loss)			(5,025)		(5,025)
Other comprehensive income (loss)				(195)	(195)
Fees related to issuance of common stock		(40)			(40)
Restricted stock grants (in Shares)	179,000
Stock-based compensation		505			505
Balance at Dec. 31, 2011	287	14,898	42,037	(182)	57,040
Balance (in Shares) at Dec. 31, 2011	14,524,000
Net income (loss)			30,384		30,384
Other comprehensive income (loss)				(302)	(302)
Fees related to issuance of common stock		(1)			(1)
Restricted stock grants (in Shares)	188,000
Purchase and retirement of common stock	(3)	(658)			(661)
Purchase and retirement of common stock (in Shares)	(146,000)
Stock-based compensation		779			779
Balance at Dec. 31, 2012	284	15,018	72,421	(484)	87,239
Balance (in Shares) at Dec. 31, 2012	14,566,000
Net income (loss)			(12,637)		(12,637)
Other comprehensive income (loss)				326	326
Exercise of stock options	1	111			112
Exercise of stock options (in Shares)	35,000				(35,246)
Restricted stock grants (in Shares)	28,000
Restricted stock forfeited. (in Shares)	(29,000)
Purchase and retirement of common stock	(2)	(356)			(358)
Purchase and retirement of common stock (in Shares)	(80,000)
Stock-based compensation		959			959
Balance at Dec. 31, 2013	$ 283	$ 15,732	$ 59,784	$ (158)	$ 75,641
Balance (in Shares) at Dec. 31, 2013	14,520,000