BUSINESS SEGMENTS (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 29, 2024	Mar. 31, 2023	Mar. 29, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Total Revenue	$ 705,368	$ 699,305	$ 1,423,291	$ 1,400,002
Total Operating Income	43,054	49,394	90,655	93,768
Interest Expense and Other, net	(34,713)	161	(65,488)	351
Income Before Income Taxes	8,341	49,555	25,167	94,119
United States
Segment Reporting Information [Line Items]
Total Revenue	642,056	636,918	1,295,296	1,274,663
Canada
Segment Reporting Information [Line Items]
Total Revenue	63,312	62,387	127,995	125,339
Operating Segments
Segment Reporting Information [Line Items]
Total Operating Income	72,175	69,705	150,806	138,900
Operating Segments | United States
Segment Reporting Information [Line Items]
Total Operating Income	71,200	68,174	145,276	132,011
Operating Segments | Canada
Segment Reporting Information [Line Items]
Total Operating Income	975	1,531	5,530	6,889
Corporate
Segment Reporting Information [Line Items]
Total Operating Income	$ (29,121)	$ (20,311)	$ (60,151)	$ (45,132)