SEGMENT REPORTING (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Segment Reporting
Net sales	$ 2,700,541	$ 1,242,001	$ 4,525,545	$ 2,274,063
Segment operating profit	236,935	92,359	374,422	150,990
Intersegment net sales
Segment Reporting
Net sales	(236,220)	(127,964)	(413,569)	(237,632)
Corporate
Segment Reporting
Net sales	1,968	(149)	3,970	(339)
Segment operating profit	11,947	2,989	14,483	12,134
Retail
Segment Reporting
Net sales	1,259,218	609,190	2,018,239	961,351
Segment operating profit	62,051	45,775	115,596	59,901
Retail | Intersegment net sales
Segment Reporting
Net sales	65,147	34,104	112,733	63,962
Industrial
Segment Reporting
Net sales	611,181	224,379	1,060,055	480,922
Segment operating profit	79,526	15,420	119,936	31,800
Industrial | Intersegment net sales
Segment Reporting
Net sales	24,985	9,795	42,891	21,015
Construction
Segment Reporting
Net sales	738,704	359,170	1,298,234	740,325
Segment operating profit	67,107	19,542	100,125	34,031
Construction | Intersegment net sales
Segment Reporting
Net sales	20,034	16,353	34,495	31,776
All Other
Segment Reporting
Net sales	89,470	49,411	145,047	91,804
Segment operating profit	16,304	8,633	24,282	13,124
All Other | Intersegment net sales
Segment Reporting
Net sales	$ 126,054	$ 67,712	$ 223,450	$ 120,879