INCOME PER SHARE OF COMMON STOCK

3 Months Ended

Dec. 31, 2011

Earnings Per Share [Text Block]

12. INCOME PER SHARE OF COMMON STOCK

Net income per share is calculated on the basis of the weighted average number of common shares outstanding during each period plus, for diluted net income per share, the additional dilutive effect of potential common stock. Potential common stock using the treasury stock method consists of dilutive stock options.

For the 13-week period ended December 31, 2011, options to purchase 166,100 shares of common stock at a price of $12.04 were included in diluted earnings per share. Options to purchase 140,500 shares of common stock at a price of $29.60 and options to purchase 90,000 shares of common stock at a price of $32.15 per share were not included in diluted earnings per share as their impact was antidilutive.

For the 13-week period ended January 1, 2011, options to purchase 174,564 shares of common stock at a price of $12.04 were included in diluted earnings per share. Options to purchase 145,500 shares of common stock at a price of $29.60 and options to purchase 100,000 shares of common stock at a price of $32.15 per share were not included in diluted earnings per share as their impact was antidilutive.