SEGMENT REPORTING - NARRATIVE (Details)	12 Months Ended
Dec. 26, 2020	Dec. 28, 2019
Total Sales \| Customer Concentration \| Home Depot
Concentration risk
Percent of sales	24.00%	24.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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