XML 56 R20.htm IDEA: XBRL DOCUMENT v2.4.0.8
(6) Redeemable Preferred Stock (Tables)
6 Months Ended
Sep. 30, 2013
Equity [Abstract]  
Schedule of redeemable preferred stock
    September 30, 
2013
    March 31, 
2013
 
Series D Convertible Participating Preferred Stock, par value $0.001, stated value $1.00, 2,500,000 shares designated, 2,500,000 shares issued and outstanding at September 30, 2013 and March 31, 2013; redemption and liquidation value $3,922,221 at September 30, 2013   $ 3,421,156     $  3,132,882