INCOME TAXES (Summary of Earnings Before Income Taxes, Income Tax Expense and Effective Income Tax Rate) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 28, 2020	Jun. 28, 2019	Jun. 28, 2020	Jun. 28, 2019
Income Tax Disclosure [Abstract]
Profit before income taxes	$ 15,557	$ 28,892	$ 52,523	$ 63,243
Income tax expense	$ 2,688	$ 6,826	$ 12,837	$ 15,733
Effective income tax rate	17.30%	23.60%	24.40%	24.90%