Note F - Debt - Long-term Debt (Details) (Parentheticals)	9 Months Ended
	Jun. 27, 2020
Term loan established November, 2014 [Member]
Long term debt, Interest rate	6.00%
Long-term debt, term (Year)	6 years
Term loan established June, 2016 [Member]
Long term debt, Interest rate	6.00%
Long-term debt, term (Year)	6 years
Term Loan Established October, 2017 [Member]
Long term debt, Interest rate	6.00%
Long-term debt, term (Year)	6 years
Revolving Credit Facility [Member] | Line of Credit [Member]
Long-term debt, Maturity date	Aug. 01, 2025
Revolving Credit Facility [Member] | Line of Credit [Member] | Weighted Average [Member]
Long term debt, Interest rate	7.50%