WORKERS' COMPENSATION INSURANCE AND RESERVES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Workers' Compensation Deductible Limit [Line Items]
Workers' compensation claim deductible limit	$ 5,000
Weighted average period - claim payments below deductible limit	3 years
Undiscounted workers’ compensation reserve (1)	$ 107,480	$ 152,803
Less discount on workers’ compensation reserve	10,736	13,011
Workers’ compensation reserve, net of discount	96,744	139,792
Less current portion	24,193	34,729
Long-term portion	72,551	105,063
Payments made against self-insured claims	45,300	42,100	$ 45,000
Workers' compensation excess claims reserve	25,700	38,600
Worker's compensation excess claim receivables, net of valuation allowance	25,659	38,343
Expected Future Workers' Compensation Payments [Abstract]
2020	24,193
2021	13,059
2022	7,237
2023	4,563
2024	3,199
Thereafter	18,793
Sub-total	71,044
Excess claims	25,700	38,600
Total	96,744
Workers' compensation costs	$ 21,600	$ 7,400	$ 20,100
Below limit
Workers' Compensation Deductible Limit [Line Items]
Workers' compensation discount, percent	3.10%	2.70%
Above limit
Workers' Compensation Deductible Limit [Line Items]
Workers' compensation discount, percent	3.90%	4.40%