Quarterly report pursuant to Section 13 or 15(d)

Income (Loss) per Common Share (Details Textual)

v2.4.0.6
Income (Loss) per Common Share (Details Textual) (Stock Options [Member])
3 Months Ended
Feb. 28, 2013
Stock Options [Member]
 
Income (Loss) per Common Share (Textual) [Abstract]  
Number of outstanding options excluded from computation of diluted earnings per share 510,589