Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v2.4.0.8
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2014
Dec. 31, 2013
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 402,811 374,484
Senior common stock, shares outstanding 402,811 374,484
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 38,500,000 38,500,000
Common stock, shares issued 16,081,365 15,662,414
Common stock, shares outstanding 16,081,365 15,662,414
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 1,700,000
Redeemable preferred stock, shares issued 1,540,000 1,540,000
Redeemable preferred stock, shares outstanding 1,540,000 1,540,000