Consolidated Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2011	Dec. 31, 2010
Consolidated Balance Sheets
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	1,038	1,038
Common stock, no par value
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	2,210,769	2,210,769