Consolidated Balance Sheets (Parenthetical notes) (USD $)	Mar. 31, 2012	Jun. 30, 2011
Convertible preferred stock, par value per share in dollars	$ 0.01	$ 0.01
Convertible preferred stock, shares authorized	750,000	750,000
Convertible preferred stock, shares issued	22,500	22,500
Convertible preferred stock, shares outstanding	22,500	22,500
Convertible preferred stock, liquidation value	$ 450,000	$ 450,000
Common stock, par value in dollars	$ 0.01	$ 0.01
Common stock, shares authorized	56,250,000	56,250,000
Common stock, shares issued	5,607,315	5,610,100
Treasury stock, at cost; common shares	0	2,785