Condensed Consolidated Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Shareholders' equity:
Preferred stock, par value	$ 0	$ 0	$ 0
Preferred stock, shares authorized	500,000	500,000	500,000
Preferred stock, shares issued	11,000	11,000	11,000
Preferred stock, shares outstanding	11,000	11,000	11,000
Common stock, par value	$ 0	$ 0	$ 0
Common stock, shares authorized	18,000,000	18,000,000	18,000,000
Common stock, shares issued	3,419,736	3,419,736	3,419,736
Common stock, shares outstanding	3,419,736	3,419,736	3,419,736