INCOME PER SHARE OF COMMON STOCK (Details) - $ / shares	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Exercise Price One [Member]
INCOME PER SHARE OF COMMON STOCK (Details) [Line Items]
Dilutive Securities Included In Computation Of Earnings Per Share Amount	35,000	66,000	35,000	66,000
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 12.04	$ 12.04	$ 12.04	$ 12.04
Exercise Price Two [Member]
INCOME PER SHARE OF COMMON STOCK (Details) [Line Items]
Dilutive Securities Included In Computation Of Earnings Per Share Amount	154,300	158,800	154,300	158,800
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 14.40	$ 14.40	$ 14.40	$ 14.40
Exercise Price Three [Member]
INCOME PER SHARE OF COMMON STOCK (Details) [Line Items]
Dilutive Securities Included In Computation Of Earnings Per Share Amount	190,500	199,500	190,500	199,500
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 22.50	$ 22.50	$ 22.50	$ 22.50