INCOME PER SHARE OF COMMON STOCK	3 Months Ended
Dec. 30, 2017
Earnings Per Share [Abstract]
Earnings Per Share [Text Block]	11. 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 30, 2017, options to purchase 64,000 shares of common stock at an exercise price of $12.04 per share, options to purchase 156,300 shares of common stock at an exercise price of $14.40 per share and options to purchase 194,000 shares of common stock at an exercise price of $22.50 per share were included in diluted earnings per share. For the 13-week period ended December 31, 2016, options to purchase 66,000 shares of common stock at an exercise price of $12.04 per share and options to purchase 160,800 shares of common stock at an exercise price of $14.40 per share were included in diluted earnings per share. Options to purchase 201,808 shares of common stock at an exercise price of $22.50 per share were not included in diluted earnings per share as their impact would be anti-dilutive.

INCOME PER SHARE OF COMMON STOCK

3 Months Ended

Dec. 30, 2017

11. 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 30, 2017, options to purchase 64,000 shares of common stock at an exercise price of $12.04 per share, options to purchase 156,300 shares of common stock at an exercise price of $14.40 per share and options to purchase 194,000 shares of common stock at an exercise price of $22.50 per share were included in diluted earnings per share.

For the 13-week period ended December 31, 2016, options to purchase 66,000 shares of common stock at an exercise price of $12.04 per share and options to purchase 160,800 shares of common stock at an exercise price of $14.40 per share were included in diluted earnings per share. Options to purchase 201,808 shares of common stock at an exercise price of $22.50 per share were not included in diluted earnings per share as their impact would be anti-dilutive.