CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2010	$ 6	$ 259	$ 275,641	$ (266,458)	$ 0	$ 9,448
Balance (in shares) at Dec. 31, 2010	592	25,960,080
Issuance of common stock	0	12	1,995	0	0	2,007
Issuance of common stock (in shares)	0	1,122,950
Issuance of options	0	0	460	0	0	460
Exercise of options	0	0	16	0	0	16
Exercise of options (in shares)	0	34,420
Compensation cost related to stock options	0	0	296	0	0	296
Comprehensive income (loss)	0	0	0	30,713	0	30,713
Balance at Dec. 31, 2011	6	271	278,408	(235,745)	0	42,940
Balance (in shares) at Dec. 31, 2011	592	27,117,450
Issuance of common stock	0	19	3,135	0	0	3,154
Issuance of common stock (in shares)	0	1,800,000
Issuance of options	0	0	1,131	0	0	1,131
Exercise of options	0	0	14	0	0	14
Exercise of options (in shares)	0	27,778
Compensation cost related to stock options	0	0	593	0	0	593
Comprehensive income (loss)	0	0	0	(1,813)	(7)	(1,820)
Balance at Dec. 31, 2012	$ 6	$ 290	$ 283,281	$ (237,558)	$ (7)	$ 46,012
Balance (in shares) at Dec. 31, 2012	592	28,945,228