Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, except Share data	Common Shares [Member]	Additional Paid-In Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance, value at Dec. 31, 2009	$ 99,584	$ 4,264	$ 29,281	$ 2,658	$ 135,787
Balance, shares at Dec. 31, 2009	16,266,441
Net income (loss)			799		799
Other comprehensive income (loss)				(189)	(189)
Share-based compensation		296			296
Balance, value at Jun. 30, 2010	99,584	4,560	30,080	2,469	136,693
Balance, shares at Jun. 30, 2010	16,266,441
Balance, value at Dec. 31, 2010	99,658	4,838	(10,901)	5,252	98,847
Balance, shares at Dec. 31, 2010	16,300,041
Shares issued upon exercise of employee stock options, value	85	(5)			80
Shares issued upon exercise of employee stock options, shares	30,000
Net income (loss)			(2,521)		(2,521)
Other comprehensive income (loss)				1,248	1,248
Share-based compensation		261			261
Balance, value at Jun. 30, 2011	$ 99,743	$ 5,094	$ (13,422)	$ 6,500	$ 97,915
Balance, shares at Jun. 30, 2011	16,330,041