ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassifications) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 01, 2022	Apr. 02, 2021	Apr. 01, 2022	Apr. 02, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of loss	$ (2,272)	$ 1,229	$ (1,498)	$ 3,633
Income tax expense	(3,310)	(9,476)	(7,043)	(15,640)
Net income	9,900	27,834	20,756	47,681
Unamortized Loss on Defined Benefit Pension Plans | Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of loss	22	134	32	269
Income tax expense	(6)	(33)	(11)	(67)
Net income	$ 16	$ 101	$ 21	$ 202