Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Allowance for doubtful accounts (in Dollars)	$ 148	$ 119
Series A Redeemable, par value (in Dollars per share)	$ 0	$ 0
Series A Redeemable, shares authorized	500,000	500,000
Series A Redeemable, shares issued	0	0
Series A Redeemable, shares outstanding.	0	0
Preferred shares, par value (in Dollars per share)	$ 0	$ 0
Preferred shares, shares authorized	1,500,000	1,500,000
Preferred shares, shares issued	0	0
Preferred shares, shares outstanding	0	0
Common shares, par value (in Dollars per share)	$ 0	$ 0
Common shares, shares authorized	30,000,000	30,000,000
Common shares, shares issued	6,849,654	6,698,968
Common shares, shares outstanding	6,849,654	6,698,968