INCOME PER SHARE OF COMMON STOCK (Details) - $ / shares	3 Months Ended
	Dec. 29, 2018	Dec. 30, 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	64,000
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 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	135,250	156,300
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 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	5,000	194,000
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 20.26	$ 22.50
Exercise Price Four [Member]
INCOME PER SHARE OF COMMON STOCK (Details) [Line Items]
Dilutive Securities Included In Computation Of Earnings Per Share Amount	177,000
Exercise Price Of Common Stock Options Included In Computation Of Earnings Per Share	$ 22.50
Exercise Price Five [Member]
INCOME PER SHARE OF COMMON STOCK (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	20,000
Exercise Price Of Common Stock Options Excluded From Computation Of Earnings Per Share	$ 22.30