Consolidated Balance Sheets (Parenthetical) - $ / shares	Nov. 30, 2015	Feb. 28, 2015
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	30,000,000	30,000,000
Common stock, issued	3,552,502	3,552,502
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, shares issued	1,105,679	1,105,679
Preferred stock, shares outstanding	1,105,679	1,105,679
Treasury stock, shares	39,975	39,975