Consolidated Balance Sheets (Parenthetical) (USD $)
Jun. 30, 2012
Dec. 31, 2011
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, authorized 5,000,000 5,000,000
Preferred stock, shares outstanding 1,375,000 1,375,000
Common stock, per value $ 0.001 $ 0.001
Common stock, authorized 50,000,000 50,000,000
Common stock, shares outstanding 4,763,526 4,418,793