Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
Jun. 30, 2012
Dec. 31, 2011
Redeemable preferred stock, par value $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference $ 25 $ 25
Redeemable preferred stock, shares authorized 2,300,000 2,300,000
Redeemable preferred stock, shares issued 2,150,000 2,150,000
Redeemable preferred stock, shares outstanding 2,150,000 2,150,000
Senior common stock, par value $ 0.001 $ 0.001
Senior common stock, shares authorized 7,500,000 7,500,000
Senior common stock, shares issued 97,435 97,435
Senior common stock, shares outstanding 60,290 60,290
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 38,500,000 38,500,000
Common stock, shares issued 10,945,379 10,945,379
Common stock, shares outstanding 10,945,379 10,945,379
Mandatorily Redeemable Preferred Stock [Member] | Series C Preferred Stock [Member]
    
Redeemable preferred stock, par value $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference $ 25 $ 25
Redeemable preferred stock, shares authorized 1,700,000  
Redeemable preferred stock, shares issued 1,540,000  
Redeemable preferred stock, shares outstanding 1,540,000